56240865237 has 8 divisors (see below), whose sum is σ = 75039222880. Its totient is φ = 37468208880.

The previous prime is 56240865209. The next prime is 56240865277. The reversal of 56240865237 is 73256804265.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56240865237 - 2⁶ = 56240865173 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56240865277) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6420214 + ... + 6428967.

It is an arithmetic number, because the mean of its divisors is an integer number (9379902860).

Almost surely, 2^56240865237 is an apocalyptic number.

It is an amenable number.

56240865237 is a deficient number, since it is larger than the sum of its proper divisors (18798357643).

56240865237 is a wasteful number, since it uses less digits than its factorization.

56240865237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12850643.

The product of its (nonzero) digits is 2419200, while the sum is 48.

The spelling of 56240865237 in words is "fifty-six billion, two hundred forty million, eight hundred sixty-five thousand, two hundred thirty-seven".