26271226156 has 24 divisors (see below), whose sum is σ = 52711416576. Its totient is φ = 11222890320.

The previous prime is 26271226139. The next prime is 26271226171. The reversal of 26271226156 is 65162217262.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

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, 1499746 + ... + 1517161.

It is an arithmetic number, because the mean of its divisors is an integer number (2196309024).

Almost surely, 2^26271226156 is an apocalyptic number.

It is an amenable number.

26271226156 is an abundant number, since it is smaller than the sum of its proper divisors (26440190420).

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

26271226156 is a wasteful number, since it uses less digits than its factorization.

26271226156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3017229 (or 3017227 counting only the distinct ones).

The product of its digits is 120960, while the sum is 40.

The spelling of 26271226156 in words is "twenty-six billion, two hundred seventy-one million, two hundred twenty-six thousand, one hundred fifty-six".