7918085779008 has 84 divisors (see below), whose sum is σ = 21311039105040. Its totient is φ = 2594626759424.

The previous prime is 7918085779007. The next prime is 7918085779033. The reversal of 7918085779008 is 8009775808197.

It is not an unprimeable number, because it can be changed into a prime (7918085779007) 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 in 11 ways as a sum of consecutive naturals, for example, 5255238 + ... + 6591941.

Almost surely, 2^{7918085779008} is an apocalyptic number.

It is an amenable number.

7918085779008 is an abundant number, since it is smaller than the sum of its proper divisors (13392953326032).

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

7918085779008 is a wasteful number, since it uses less digits than its factorization.

7918085779008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11847312 (or 11847243 counting only the distinct ones).

The product of its (nonzero) digits is 71124480, while the sum is 69.

The spelling of 7918085779008 in words is "seven trillion, nine hundred eighteen billion, eighty-five million, seven hundred seventy-nine thousand, eight".