26739229164 has 24 divisors (see below), whose sum is σ = 62395288368. Its totient is φ = 8912540160.

The previous prime is 26739229151. The next prime is 26739229171. The reversal of 26739229164 is 46192293762.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 175984 + ... + 290600.

It is an arithmetic number, because the mean of its divisors is an integer number (2599803682).

Almost surely, 2^26739229164 is an apocalyptic number.

It is an amenable number.

26739229164 is an abundant number, since it is smaller than the sum of its proper divisors (35656059204).

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

26739229164 is a wasteful number, since it uses less digits than its factorization.

26739229164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134065 (or 134063 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 51.

It can be divided in two parts, 2673922 and 9164, that added together give a triangular number (2683086 = T₂₃₁₆).

The spelling of 26739229164 in words is "twenty-six billion, seven hundred thirty-nine million, two hundred twenty-nine thousand, one hundred sixty-four".