26540312504 has 16 divisors (see below), whose sum is σ = 49767624720. Its totient is φ = 13268945920.

The previous prime is 26540312479. The next prime is 26540312537. The reversal of 26540312504 is 40521304562.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54452 + ... + 236739.

It is an arithmetic number, because the mean of its divisors is an integer number (3110476545).

Almost surely, 2^26540312504 is an apocalyptic number.

It is an amenable number.

26540312504 is a deficient number, since it is larger than the sum of its proper divisors (23227312216).

26540312504 is a wasteful number, since it uses less digits than its factorization.

26540312504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302590 (or 302586 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

The spelling of 26540312504 in words is "twenty-six billion, five hundred forty million, three hundred twelve thousand, five hundred four".