27979739324 has 6 divisors (see below), whose sum is σ = 48964543824. Its totient is φ = 13989869660.

The previous prime is 27979739297. The next prime is 27979739329. The reversal of 27979739324 is 42393797972.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27979739329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3497467412 + ... + 3497467419.

It is an arithmetic number, because the mean of its divisors is an integer number (8160757304).

Almost surely, 2^27979739324 is an apocalyptic number.

It is an amenable number.

27979739324 is a deficient number, since it is larger than the sum of its proper divisors (20984804500).

27979739324 is a wasteful number, since it uses less digits than its factorization.

27979739324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6994934835 (or 6994934833 counting only the distinct ones).

The product of its digits is 36006768, while the sum is 62.

The spelling of 27979739324 in words is "twenty-seven billion, nine hundred seventy-nine million, seven hundred thirty-nine thousand, three hundred twenty-four".