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53197628904 = 2333734183211
BaseRepresentation
bin110001100010110100…
…110110010111101000
312002022102201112212000
4301202310312113220
51332422043111104
640234425451000
73562200246000
oct614264662750
9162272645760
1053197628904
1120619746a72
12a387940a60
13502a38b234
14280929d000
1515b5475639
hexc62d365e8

53197628904 has 512 divisors, whose sum is σ = 179504640000. Its totient is φ = 14580518400.

The previous prime is 53197628881. The next prime is 53197628921. The reversal of 53197628904 is 40982679135.

53197628904 is a `hidden beast` number, since 5 + 3 + 1 + 9 + 7 + 628 + 9 + 0 + 4 = 666.

53197628904 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 252121359 + ... + 252121569.

It is an arithmetic number, because the mean of its divisors is an integer number (350595000).

It is a 1-persistent number, because it is pandigital, but 2⋅53197628904 = 106395257808 is not.

Almost surely, 253197628904 is an apocalyptic number.

53197628904 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53197628904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89752320000).

53197628904 is an abundant number, since it is smaller than the sum of its proper divisors (126307011096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53197628904 is a wasteful number, since it uses less digits than its factorization.

53197628904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371 (or 347 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 54.

The spelling of 53197628904 in words is "fifty-three billion, one hundred ninety-seven million, six hundred twenty-eight thousand, nine hundred four".