26546626164 has 24 divisors (see below), whose sum is σ = 62036140320. Its totient is φ = 8835445024.

The previous prime is 26546626163. The next prime is 26546626193. The reversal of 26546626164 is 46162664562.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26546626163) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1670559 + ... + 1686374.

It is an arithmetic number, because the mean of its divisors is an integer number (2584839180).

Almost surely, 2^26546626164 is an apocalyptic number.

It is an amenable number.

26546626164 is an abundant number, since it is smaller than the sum of its proper divisors (35489514156).

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

26546626164 is a wasteful number, since it uses less digits than its factorization.

26546626164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3357599 (or 3357597 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 48.

The spelling of 26546626164 in words is "twenty-six billion, five hundred forty-six million, six hundred twenty-six thousand, one hundred sixty-four".