1630777635916 has 24 divisors (see below), whose sum is σ = 3352787588304. Its totient is φ = 684242364480.

The previous prime is 1630777635913. The next prime is 1630777635919. The reversal of 1630777635916 is 6195367770361.

It is an interprime number because it is at equal distance from previous prime (1630777635913) and next prime (1630777635919).

It is not an unprimeable number, because it can be changed into a prime (1630777635913) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1425504355 + ... + 1425505498.

It is an arithmetic number, because the mean of its divisors is an integer number (139699482846).

Almost surely, 2^{1630777635916} is an apocalyptic number.

It is an amenable number.

1630777635916 is an abundant number, since it is smaller than the sum of its proper divisors (1722009952388).

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

1630777635916 is a wasteful number, since it uses less digits than its factorization.

1630777635916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2851009881 (or 2851009879 counting only the distinct ones).

The product of its (nonzero) digits is 30005640, while the sum is 61.

The spelling of 1630777635916 in words is "one trillion, six hundred thirty billion, seven hundred seventy-seven million, six hundred thirty-five thousand, nine hundred sixteen".