5658981731 has 6 divisors (see below), whose sum is σ = 6127773300. Its totient is φ = 5223675288.

The previous prime is 5658981701. The next prime is 5658981733. The reversal of 5658981731 is 1371898565.

It is not a de Polignac number, because 5658981731 - 2³⁰ = 4585239907 is a prime.

It is a super-2 number, since 2×5658981731² = 64048148463583512722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5658981733) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16742381 + ... + 16742718.

It is an arithmetic number, because the mean of its divisors is an integer number (1021295550).

Almost surely, 2^5658981731 is an apocalyptic number.

5658981731 is a deficient number, since it is larger than the sum of its proper divisors (468791569).

5658981731 is a wasteful number, since it uses less digits than its factorization.

5658981731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33485125 (or 33485112 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 53.

The square root of 5658981731 is about 75226.2037524160. The cubic root of 5658981731 is about 1782.0207798452.

The spelling of 5658981731 in words is "five billion, six hundred fifty-eight million, nine hundred eighty-one thousand, seven hundred thirty-one".