12527682774 has 16 divisors (see below), whose sum is σ = 25588459008. Its totient is φ = 4087045352.

The previous prime is 12527682773. The next prime is 12527682787. The reversal of 12527682774 is 47728672521.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12527682773) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22211922 + ... + 22212485.

It is an arithmetic number, because the mean of its divisors is an integer number (1599278688).

Almost surely, 2^12527682774 is an apocalyptic number.

12527682774 is an abundant number, since it is smaller than the sum of its proper divisors (13060776234).

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

12527682774 is a wasteful number, since it uses less digits than its factorization.

12527682774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44424459.

The product of its digits is 2634240, while the sum is 51.

The spelling of 12527682774 in words is "twelve billion, five hundred twenty-seven million, six hundred eighty-two thousand, seven hundred seventy-four".