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58691900904 = 2337213193743127
BaseRepresentation
bin110110101010010011…
…110101010111101000
312121111100011111010120
4312222103311113220
51430200111312104
642543535043240
74145303632500
oct665223652750
9177440144116
1058691900904
112298905892a
12b45b970520
1356c4747960
142baac64a00
1517d79b2cd9
hexdaa4f55e8

58691900904 has 768 divisors, whose sum is σ = 204941721600. Its totient is φ = 13826598912.

The previous prime is 58691900893. The next prime is 58691900909. The reversal of 58691900904 is 40900919685.

It is not an unprimeable number, because it can be changed into a prime (58691900909) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 462140889 + ... + 462141015.

It is an arithmetic number, because the mean of its divisors is an integer number (266851200).

Almost surely, 258691900904 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 58691900904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102470860800).

58691900904 is an abundant number, since it is smaller than the sum of its proper divisors (146249820696).

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

58691900904 is a wasteful number, since it uses less digits than its factorization.

58691900904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262 (or 251 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 51.

The spelling of 58691900904 in words is "fifty-eight billion, six hundred ninety-one million, nine hundred thousand, nine hundred four".