26611055064 has 80 divisors (see below), whose sum is σ = 81311578920. Its totient is φ = 8063953920.

The previous prime is 26611055041. The next prime is 26611055071. The reversal of 26611055064 is 46055011662.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1859529 + ... + 1873784.

Almost surely, 2^26611055064 is an apocalyptic number.

26611055064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

26611055064 is an abundant number, since it is smaller than the sum of its proper divisors (54700523856).

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

26611055064 is a wasteful number, since it uses less digits than its factorization.

26611055064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3733342 (or 3733329 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 26611055064 in words is "twenty-six billion, six hundred eleven million, fifty-five thousand, sixty-four".