26642602484 has 24 divisors (see below), whose sum is σ = 49090426560. Its totient is φ = 12617107776.

The previous prime is 26642602471. The next prime is 26642602517. The reversal of 26642602484 is 48420624662.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 288344 + ... + 369360.

It is an arithmetic number, because the mean of its divisors is an integer number (2045434440).

Almost surely, 2^26642602484 is an apocalyptic number.

It is an amenable number.

26642602484 is a deficient number, since it is larger than the sum of its proper divisors (22447824076).

26642602484 is a wasteful number, since it uses less digits than its factorization.

26642602484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85367 (or 85365 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 44.

The spelling of 26642602484 in words is "twenty-six billion, six hundred forty-two million, six hundred two thousand, four hundred eighty-four".