8540624634 has 32 divisors (see below), whose sum is σ = 17397489984. Its totient is φ = 2794538880.

The previous prime is 8540624629. The next prime is 8540624657. The reversal of 8540624634 is 4364260458.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46212 + ... + 138624.

It is an arithmetic number, because the mean of its divisors is an integer number (543671562).

Almost surely, 2^8540624634 is an apocalyptic number.

8540624634 is an abundant number, since it is smaller than the sum of its proper divisors (8856865350).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8540624634 is a wasteful number, since it uses less digits than its factorization.

8540624634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92702.

The product of its (nonzero) digits is 552960, while the sum is 42.

The square root of 8540624634 is about 92415.4999661853. The cubic root of 8540624634 is about 2044.0736740754.

The spelling of 8540624634 in words is "eight billion, five hundred forty million, six hundred twenty-four thousand, six hundred thirty-four".