5639399674 has 16 divisors (see below), whose sum is σ = 8586155520. Its totient is φ = 2777514480.

The previous prime is 5639399639. The next prime is 5639399713. The reversal of 5639399674 is 4769939365.

It is a super-2 number, since 2×5639399674² = 63605657366222612552, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26692 + ... + 109504.

It is an arithmetic number, because the mean of its divisors is an integer number (536634720).

Almost surely, 2^5639399674 is an apocalyptic number.

5639399674 is a deficient number, since it is larger than the sum of its proper divisors (2946755846).

5639399674 is a wasteful number, since it uses less digits than its factorization.

5639399674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83325.

The product of its digits is 33067440, while the sum is 61.

The square root of 5639399674 is about 75095.9364679608. The cubic root of 5639399674 is about 1779.9629325698.

The spelling of 5639399674 in words is "five billion, six hundred thirty-nine million, three hundred ninety-nine thousand, six hundred seventy-four".