52625392840 has 32 divisors (see below), whose sum is σ = 118483517880. Its totient is φ = 21036577792.

The previous prime is 52625392751. The next prime is 52625392867. The reversal of 52625392840 is 4829352625.

It can be written as a sum of positive squares in 4 ways, for example, as 29750040324 + 22875352516 = 172482^2 + 151246^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 361459 + ... + 485698.

Almost surely, 2^52625392840 is an apocalyptic number.

It is an amenable number.

52625392840 is an abundant number, since it is smaller than the sum of its proper divisors (65858125040).

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

52625392840 is a wasteful number, since it uses less digits than its factorization.

52625392840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 848721 (or 848717 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 46.

The spelling of 52625392840 in words is "fifty-two billion, six hundred twenty-five million, three hundred ninety-two thousand, eight hundred forty".