26363979732 has 12 divisors (see below), whose sum is σ = 61515952736. Its totient is φ = 8787993240.

The previous prime is 26363979727. The next prime is 26363979767. The reversal of 26363979732 is 23797936362.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

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, 1098499144 + ... + 1098499167.

Almost surely, 2^26363979732 is an apocalyptic number.

It is an amenable number.

26363979732 is an abundant number, since it is smaller than the sum of its proper divisors (35151973004).

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

26363979732 is a wasteful number, since it uses less digits than its factorization.

26363979732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2196998318 (or 2196998316 counting only the distinct ones).

The product of its digits is 15431472, while the sum is 57.

The spelling of 26363979732 in words is "twenty-six billion, three hundred sixty-three million, nine hundred seventy-nine thousand, seven hundred thirty-two".