27926111428 has 6 divisors (see below), whose sum is σ = 48870695006. Its totient is φ = 13963055712.

The previous prime is 27926111419. The next prime is 27926111443. The reversal of 27926111428 is 82411162972.

It can be written as a sum of positive squares in only one way, i.e., 25012055104 + 2914056324 = 158152^2 + 53982^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3490763925 + ... + 3490763932.

Almost surely, 2^27926111428 is an apocalyptic number.

It is an amenable number.

27926111428 is a deficient number, since it is larger than the sum of its proper divisors (20944583578).

27926111428 is a wasteful number, since it uses less digits than its factorization.

27926111428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6981527861 (or 6981527859 counting only the distinct ones).

The product of its digits is 96768, while the sum is 43.

The spelling of 27926111428 in words is "twenty-seven billion, nine hundred twenty-six million, one hundred eleven thousand, four hundred twenty-eight".