56267793181265 has 16 divisors (see below), whose sum is σ = 67725920772432. Its totient is φ = 44877871847424.

The previous prime is 56267793181231. The next prime is 56267793181289. The reversal of 56267793181265 is 56218139776265.

It can be written as a sum of positive squares in 8 ways, for example, as 6790735657216 + 49477057524049 = 2605904^2 + 7033993^2 .

It is a cyclic number.

It is not a de Polignac number, because 56267793181265 - 2⁸ = 56267793181009 is a prime.

It is a super-2 number, since 2×56267793181265² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 56267793181195 and 56267793181204.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26296067 + ... + 28355223.

It is an arithmetic number, because the mean of its divisors is an integer number (4232870048277).

Almost surely, 2^{56267793181265} is an apocalyptic number.

It is an amenable number.

56267793181265 is a deficient number, since it is larger than the sum of its proper divisors (11458127591167).

56267793181265 is a wasteful number, since it uses less digits than its factorization.

56267793181265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2075716.

The product of its digits is 228614400, while the sum is 68.

The spelling of 56267793181265 in words is "fifty-six trillion, two hundred sixty-seven billion, seven hundred ninety-three million, one hundred eighty-one thousand, two hundred sixty-five".