6518581406130 has 64 divisors (see below), whose sum is σ = 15696172597248. Its totient is φ = 1732558484160.

The previous prime is 6518581406123. The next prime is 6518581406177. The reversal of 6518581406130 is 316041858156.

It is a self number, because there is not a number n which added to its sum of digits gives 6518581406130.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 169105639 + ... + 169144181.

It is an arithmetic number, because the mean of its divisors is an integer number (245252696832).

Almost surely, 2^{6518581406130} is an apocalyptic number.

6518581406130 is an abundant number, since it is smaller than the sum of its proper divisors (9177591191118).

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

6518581406130 is a wasteful number, since it uses less digits than its factorization.

6518581406130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56991.

The product of its (nonzero) digits is 691200, while the sum is 48.

The spelling of 6518581406130 in words is "six trillion, five hundred eighteen billion, five hundred eighty-one million, four hundred six thousand, one hundred thirty".