525315727296 has 336 divisors, whose sum is σ = 1633662650880. Its totient is φ = 165448442880.

The previous prime is 525315727291. The next prime is 525315727297. The reversal of 525315727296 is 692727513525.

525315727296 is a `hidden beast` number, since 52 + 5 + 315 + 7 + 272 + 9 + 6 = 666.

It is a super-2 number, since 2×525315727296² (a number of 24 digits) contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525315727291) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 68298811 + ... + 68306501.

Almost surely, 2^525315727296 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 525315727296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (816831325440).

525315727296 is an abundant number, since it is smaller than the sum of its proper divisors (1108346923584).

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

525315727296 is a wasteful number, since it uses less digits than its factorization.

525315727296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7817 (or 7772 counting only the distinct ones).

The product of its digits is 7938000, while the sum is 54.

The spelling of 525315727296 in words is "five hundred twenty-five billion, three hundred fifteen million, seven hundred twenty-seven thousand, two hundred ninety-six".