7990255768480 has 48 divisors (see below), whose sum is σ = 19485914079744. Its totient is φ = 3093002231040.

The previous prime is 7990255768441. The next prime is 7990255768489. The reversal of 7990255768480 is 848675520997.

It is not an unprimeable number, because it can be changed into a prime (7990255768489) 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, 805464372 + ... + 805474291.

It is an arithmetic number, because the mean of its divisors is an integer number (405956543328).

Almost surely, 2^{7990255768480} is an apocalyptic number.

It is an amenable number.

7990255768480 is an abundant number, since it is smaller than the sum of its proper divisors (11495658311264).

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

7990255768480 is a wasteful number, since it uses less digits than its factorization.

7990255768480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1610938709 (or 1610938701 counting only the distinct ones).

The product of its (nonzero) digits is 304819200, while the sum is 70.

The spelling of 7990255768480 in words is "seven trillion, nine hundred ninety billion, two hundred fifty-five million, seven hundred sixty-eight thousand, four hundred eighty".