26484400904 has 16 divisors (see below), whose sum is σ = 53478117420. Its totient is φ = 12223569600.

The previous prime is 26484400889. The next prime is 26484400919. The reversal of 26484400904 is 40900448462.

It is an interprime number because it is at equal distance from previous prime (26484400889) and next prime (26484400919).

It can be written as a sum of positive squares in 2 ways, for example, as 26340640804 + 143760100 = 162298^2 + 11990^2 .

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, 127328747 + ... + 127328954.

Almost surely, 2^26484400904 is an apocalyptic number.

It is an amenable number.

26484400904 is an abundant number, since it is smaller than the sum of its proper divisors (26993716516).

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

26484400904 is a wasteful number, since it uses less digits than its factorization.

26484400904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254657720 (or 254657716 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 41.

The spelling of 26484400904 in words is "twenty-six billion, four hundred eighty-four million, four hundred thousand, nine hundred four".