6116661530538 has 32 divisors (see below), whose sum is σ = 13628635776000. Its totient is φ = 1817151435456.

The previous prime is 6116661530527. The next prime is 6116661530557. The reversal of 6116661530538 is 8350351666116.

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, 1352044938 + ... + 1352049461.

It is an arithmetic number, because the mean of its divisors is an integer number (425894868000).

Almost surely, 2^{6116661530538} is an apocalyptic number.

6116661530538 is an abundant number, since it is smaller than the sum of its proper divisors (7511974245462).

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

6116661530538 is a wasteful number, since it uses less digits than its factorization.

6116661530538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2704094446.

The product of its (nonzero) digits is 2332800, while the sum is 51.

The spelling of 6116661530538 in words is "six trillion, one hundred sixteen billion, six hundred sixty-one million, five hundred thirty thousand, five hundred thirty-eight".