26121322994 has 32 divisors (see below), whose sum is σ = 42514222464. Its totient is φ = 11965219200.

The previous prime is 26121322957. The next prime is 26121323009. The reversal of 26121322994 is 49922312162.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

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, 5623637 + ... + 5628279.

It is an arithmetic number, because the mean of its divisors is an integer number (1328569452).

Almost surely, 2^26121322994 is an apocalyptic number.

26121322994 is a deficient number, since it is larger than the sum of its proper divisors (16392899470).

26121322994 is a wasteful number, since it uses less digits than its factorization.

26121322994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6242.

The product of its digits is 93312, while the sum is 41.

The spelling of 26121322994 in words is "twenty-six billion, one hundred twenty-one million, three hundred twenty-two thousand, nine hundred ninety-four".