56157237723425 has 12 divisors (see below), whose sum is σ = 69725058856380. Its totient is φ = 44867671417920.

The previous prime is 56157237723347. The next prime is 56157237723437. The reversal of 56157237723425 is 52432773275165.

It can be written as a sum of positive squares in 6 ways, for example, as 15377621087761 + 40779616635664 = 3921431^2 + 6385892^2 .

It is not a de Polignac number, because 56157237723425 - 2¹⁶ = 56157237657889 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1452949310 + ... + 1452987959.

It is an arithmetic number, because the mean of its divisors is an integer number (5810421571365).

Almost surely, 2^{56157237723425} is an apocalyptic number.

It is an amenable number.

56157237723425 is a deficient number, since it is larger than the sum of its proper divisors (13567821132955).

56157237723425 is a wasteful number, since it uses less digits than its factorization.

56157237723425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2905938052 (or 2905938047 counting only the distinct ones).

The product of its digits is 74088000, while the sum is 59.

The spelling of 56157237723425 in words is "fifty-six trillion, one hundred fifty-seven billion, two hundred thirty-seven million, seven hundred twenty-three thousand, four hundred twenty-five".