7790631916 has 6 divisors (see below), whose sum is σ = 13633605860. Its totient is φ = 3895315956.

The previous prime is 7790631913. The next prime is 7790631923. The reversal of 7790631916 is 6191360977.

It is a self number, because there is not a number n which added to its sum of digits gives 7790631916.

It is not an unprimeable number, because it can be changed into a prime (7790631911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 973828986 + ... + 973828993.

Almost surely, 2^7790631916 is an apocalyptic number.

It is an amenable number.

7790631916 is a deficient number, since it is larger than the sum of its proper divisors (5842973944).

7790631916 is a wasteful number, since it uses less digits than its factorization.

7790631916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1947657983 (or 1947657981 counting only the distinct ones).

The product of its (nonzero) digits is 428652, while the sum is 49.

The square root of 7790631916 is about 88264.5563972312. The cubic root of 7790631916 is about 1982.3982024826.

The spelling of 7790631916 in words is "seven billion, seven hundred ninety million, six hundred thirty-one thousand, nine hundred sixteen".