26947394802 has 36 divisors (see below), whose sum is σ = 58482969246. Its totient is φ = 8967571200.

The previous prime is 26947394759. The next prime is 26947394827. The reversal of 26947394802 is 20849374962.

26947394802 is a `hidden beast` number, since 2 + 6 + 9 + 473 + 94 + 80 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 14146961481 + 12800433321 = 118941^2 + 113139^2 .

It is a super-2 number, since 2×26947394802² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 16830802 + ... + 16832402.

Almost surely, 2^26947394802 is an apocalyptic number.

26947394802 is an abundant number, since it is smaller than the sum of its proper divisors (31535574444).

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

26947394802 is an equidigital number, since it uses as much as digits as its factorization.

26947394802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3543 (or 2573 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 54.

The spelling of 26947394802 in words is "twenty-six billion, nine hundred forty-seven million, three hundred ninety-four thousand, eight hundred two".