6617731016 has 16 divisors (see below), whose sum is σ = 13362726300. Its totient is φ = 3054337344.

The previous prime is 6617730967. The next prime is 6617731063. The reversal of 6617731016 is 6101377166.

It can be written as a sum of positive squares in 2 ways, for example, as 6195264100 + 422466916 = 78710^2 + 20554^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31815911 + ... + 31816118.

Almost surely, 2^6617731016 is an apocalyptic number.

It is an amenable number.

6617731016 is an abundant number, since it is smaller than the sum of its proper divisors (6744995284).

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

6617731016 is a wasteful number, since it uses less digits than its factorization.

6617731016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63632048 (or 63632044 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 38.

The square root of 6617731016 is about 81349.4377116400. The cubic root of 6617731016 is about 1877.4557230651.

The spelling of 6617731016 in words is "six billion, six hundred seventeen million, seven hundred thirty-one thousand, sixteen".