56253235264 has 28 divisors (see below), whose sum is σ = 111737837484. Its totient is φ = 28098819584.

The previous prime is 56253235249. The next prime is 56253235277. The reversal of 56253235264 is 46253235265.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 23289201664 + 32964033600 = 152608^2 + 181560^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 56253235264.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 369007 + ... + 498670.

It is an arithmetic number, because the mean of its divisors is an integer number (3990637053).

Almost surely, 2^56253235264 is an apocalyptic number.

It is an amenable number.

56253235264 is a deficient number, since it is larger than the sum of its proper divisors (55484602220).

56253235264 is a wasteful number, since it uses less digits than its factorization.

56253235264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 868702 (or 868692 counting only the distinct ones).

The product of its digits is 1296000, while the sum is 43.

Subtracting from 56253235264 its reverse (46253235265), we obtain a palindrome (9999999999).

The spelling of 56253235264 in words is "fifty-six billion, two hundred fifty-three million, two hundred thirty-five thousand, two hundred sixty-four".