53512162704 has 1200 divisors, whose sum is σ = 221415828480. Its totient is φ = 12082037760.

The previous prime is 53512162699. The next prime is 53512162747. The reversal of 53512162704 is 40726121535.

53512162704 is a `hidden beast` number, since 5 + 3 + 5 + 1 + 21 + 627 + 0 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 320432029 + ... + 320432195.

Almost surely, 2^53512162704 is an apocalyptic number.

53512162704 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 53512162704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110707914240).

53512162704 is an abundant number, since it is smaller than the sum of its proper divisors (167903665776).

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

53512162704 is a wasteful number, since it uses less digits than its factorization.

53512162704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250 (or 222 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The spelling of 53512162704 in words is "fifty-three billion, five hundred twelve million, one hundred sixty-two thousand, seven hundred four".