5040666840 has 64 divisors (see below), whose sum is σ = 16496732160. Its totient is φ = 1221979520.

The previous prime is 5040666817. The next prime is 5040666899. The reversal of 5040666840 is 486660405.

It is a congruent number.

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, 1908024 + ... + 1910663.

It is an arithmetic number, because the mean of its divisors is an integer number (257761440).

Almost surely, 2^5040666840 is an apocalyptic number.

It is an amenable number.

5040666840 is an abundant number, since it is smaller than the sum of its proper divisors (11456065320).

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

5040666840 is a wasteful number, since it uses less digits than its factorization.

5040666840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3818712 (or 3818708 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 39.

The square root of 5040666840 is about 70997.6537640505. The cubic root of 5040666840 is about 1714.5993890695.

The spelling of 5040666840 in words is "five billion, forty million, six hundred sixty-six thousand, eight hundred forty".