27125465718 has 16 divisors (see below), whose sum is σ = 58424080176. Its totient is φ = 8346297120.

The previous prime is 27125465707. The next prime is 27125465749. The reversal of 27125465718 is 81756452172.

It is a congruent number.

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, 173881113 + ... + 173881268.

It is an arithmetic number, because the mean of its divisors is an integer number (3651505011).

Almost surely, 2^27125465718 is an apocalyptic number.

27125465718 is an abundant number, since it is smaller than the sum of its proper divisors (31298614458).

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

27125465718 is a wasteful number, since it uses less digits than its factorization.

27125465718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347762399.

The product of its digits is 940800, while the sum is 48.

The spelling of 27125465718 in words is "twenty-seven billion, one hundred twenty-five million, four hundred sixty-five thousand, seven hundred eighteen".