4531640331 has 8 divisors (see below), whose sum is σ = 6085656640. Its totient is φ = 2999358792.

The previous prime is 4531640327. The next prime is 4531640339. The reversal of 4531640331 is 1330461354.

4531640331 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 4531640331 - 2² = 4531640327 is a prime.

It is a super-2 number, since 2×4531640331² = 41071528179091579122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4531640339) 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, 5433205 + ... + 5434038.

It is an arithmetic number, because the mean of its divisors is an integer number (760707080).

Almost surely, 2^4531640331 is an apocalyptic number.

4531640331 is a deficient number, since it is larger than the sum of its proper divisors (1554016309).

4531640331 is a wasteful number, since it uses less digits than its factorization.

4531640331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10867385.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 4531640331 is about 67317.4593326278. The cubic root of 4531640331 is about 1654.8240009019.

The spelling of 4531640331 in words is "four billion, five hundred thirty-one million, six hundred forty thousand, three hundred thirty-one".