939847734872 has 16 divisors (see below), whose sum is σ = 1762231620600. Its totient is φ = 469919302720.

The previous prime is 939847734857. The next prime is 939847734923. The reversal of 939847734872 is 278437748939.

939847734872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 939847734796 and 939847734805.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 401972 + ... + 1428732.

Almost surely, 2^939847734872 is an apocalyptic number.

It is an amenable number.

939847734872 is a deficient number, since it is larger than the sum of its proper divisors (822383885728).

939847734872 is a wasteful number, since it uses less digits than its factorization.

939847734872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1141186 (or 1141182 counting only the distinct ones).

The product of its digits is 512096256, while the sum is 71.

It can be divided in two parts, 9398477 and 34872, that added together give a palindrome (9433349).

The spelling of 939847734872 in words is "nine hundred thirty-nine billion, eight hundred forty-seven million, seven hundred thirty-four thousand, eight hundred seventy-two".