4939493672 has 16 divisors (see below), whose sum is σ = 9580914900. Its totient is φ = 2384583040.

The previous prime is 4939493653. The next prime is 4939493687. The reversal of 4939493672 is 2763949394.

It can be written as a sum of positive squares in 2 ways, for example, as 4575981316 + 363512356 = 67646^2 + 19066^2 .

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, 10645229 + ... + 10645692.

Almost surely, 2^4939493672 is an apocalyptic number.

It is an amenable number.

4939493672 is a deficient number, since it is larger than the sum of its proper divisors (4641421228).

4939493672 is a wasteful number, since it uses less digits than its factorization.

4939493672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21290956 (or 21290952 counting only the distinct ones).

The product of its digits is 8817984, while the sum is 56.

The square root of 4939493672 is about 70281.5315143317. The cubic root of 4939493672 is about 1703.0503104050.

The spelling of 4939493672 in words is "four billion, nine hundred thirty-nine million, four hundred ninety-three thousand, six hundred seventy-two".