26623480936 has 16 divisors (see below), whose sum is σ = 53758952100. Its totient is φ = 12287760384.

The previous prime is 26623480907. The next prime is 26623480951. The reversal of 26623480936 is 63908432662.

It can be written as a sum of positive squares in 2 ways, for example, as 21512088900 + 5111392036 = 146670^2 + 71494^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 26623480936.

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, 127997401 + ... + 127997608.

Almost surely, 2^26623480936 is an apocalyptic number.

26623480936 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

26623480936 is an abundant number, since it is smaller than the sum of its proper divisors (27135471164).

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

26623480936 is a wasteful number, since it uses less digits than its factorization.

26623480936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255995028 (or 255995024 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 49.

The spelling of 26623480936 in words is "twenty-six billion, six hundred twenty-three million, four hundred eighty thousand, nine hundred thirty-six".