26947167804 has 60 divisors (see below), whose sum is σ = 70468028400. Its totient is φ = 8979481152.

The previous prime is 26947167781. The next prime is 26947167851. The reversal of 26947167804 is 40876174962.

It is a super-2 number, since 2×26947167804² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 1141432 + ... + 1164800.

It is an arithmetic number, because the mean of its divisors is an integer number (1174467140).

Almost surely, 2^26947167804 is an apocalyptic number.

It is an amenable number.

26947167804 is an abundant number, since it is smaller than the sum of its proper divisors (43520860596).

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

26947167804 is a wasteful number, since it uses less digits than its factorization.

26947167804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26944 (or 26933 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 54.

The spelling of 26947167804 in words is "twenty-six billion, nine hundred forty-seven million, one hundred sixty-seven thousand, eight hundred four".