26464357056 has 56 divisors (see below), whose sum is σ = 70032213504. Its totient is φ = 8819948800.

The previous prime is 26464357027. The next prime is 26464357057. The reversal of 26464357056 is 65075346462.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 26464356996 and 26464357014.

It is not an unprimeable number, because it can be changed into a prime (26464357057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2173321 + ... + 2185463.

Almost surely, 2^26464357056 is an apocalyptic number.

It is an amenable number.

26464357056 is an abundant number, since it is smaller than the sum of its proper divisors (43567856448).

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

26464357056 is a wasteful number, since it uses less digits than its factorization.

26464357056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23509 (or 23499 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 48.

The spelling of 26464357056 in words is "twenty-six billion, four hundred sixty-four million, three hundred fifty-seven thousand, fifty-six".