39427794038 has 4 divisors (see below), whose sum is σ = 59141691060. Its totient is φ = 19713897018.

The previous prime is 39427794011. The next prime is 39427794059. The reversal of 39427794038 is 83049772493.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9856948508 + ... + 9856948511.

It is an arithmetic number, because the mean of its divisors is an integer number (14785422765).

Almost surely, 2^39427794038 is an apocalyptic number.

39427794038 is a deficient number, since it is larger than the sum of its proper divisors (19713897022).

39427794038 is a wasteful number, since it uses less digits than its factorization.

39427794038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19713897021.

The product of its (nonzero) digits is 9144576, while the sum is 56.

The spelling of 39427794038 in words is "thirty-nine billion, four hundred twenty-seven million, seven hundred ninety-four thousand, thirty-eight".