26601332872 has 32 divisors (see below), whose sum is σ = 51701990400. Its totient is φ = 12817728000.

The previous prime is 26601332851. The next prime is 26601332911. The reversal of 26601332872 is 27823310662.

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, 165129 + ... + 283672.

It is an arithmetic number, because the mean of its divisors is an integer number (1615687200).

Almost surely, 2^26601332872 is an apocalyptic number.

It is an amenable number.

26601332872 is a deficient number, since it is larger than the sum of its proper divisors (25100657528).

26601332872 is a wasteful number, since it uses less digits than its factorization.

26601332872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449077 (or 449073 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 40.

The spelling of 26601332872 in words is "twenty-six billion, six hundred one million, three hundred thirty-two thousand, eight hundred seventy-two".