27226251708 has 12 divisors (see below), whose sum is σ = 63527920680. Its totient is φ = 9075417232.

The previous prime is 27226251671. The next prime is 27226251721. The reversal of 27226251708 is 80715262272.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 27226251708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1134427143 + ... + 1134427166.

It is an arithmetic number, because the mean of its divisors is an integer number (5293993390).

Almost surely, 2^27226251708 is an apocalyptic number.

It is an amenable number.

27226251708 is an abundant number, since it is smaller than the sum of its proper divisors (36301668972).

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

27226251708 is a wasteful number, since it uses less digits than its factorization.

27226251708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2268854316 (or 2268854314 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 42.

The spelling of 27226251708 in words is "twenty-seven billion, two hundred twenty-six million, two hundred fifty-one thousand, seven hundred eight".