5158645531 has 8 divisors (see below), whose sum is σ = 5588733024. Its totient is φ = 4733310720.

The previous prime is 5158645493. The next prime is 5158645567. The reversal of 5158645531 is 1355468515.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5158645531 - 2⁷ = 5158645403 is a prime.

It is a super-2 number, since 2×5158645531² = 53223247429012543922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5158645231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1185910 + ... + 1190251.

It is an arithmetic number, because the mean of its divisors is an integer number (698591628).

Almost surely, 2^5158645531 is an apocalyptic number.

5158645531 is a deficient number, since it is larger than the sum of its proper divisors (430087493).

5158645531 is a wasteful number, since it uses less digits than its factorization.

5158645531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2376341.

The product of its digits is 360000, while the sum is 43.

The square root of 5158645531 is about 71823.7114816549. The cubic root of 5158645531 is about 1727.8733076259.

The spelling of 5158645531 in words is "five billion, one hundred fifty-eight million, six hundred forty-five thousand, five hundred thirty-one".