7838972580 has 48 divisors (see below), whose sum is σ = 22028408640. Its totient is φ = 2082841728.

The previous prime is 7838972569. The next prime is 7838972593. The reversal of 7838972580 is 852798387.

It is a happy number.

It is a super-2 number, since 2×7838972580² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7838972580.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 219210 + ... + 252449.

It is an arithmetic number, because the mean of its divisors is an integer number (458925180).

Almost surely, 2^7838972580 is an apocalyptic number.

It is an amenable number.

7838972580 is an abundant number, since it is smaller than the sum of its proper divisors (14189436060).

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

7838972580 is a wasteful number, since it uses less digits than its factorization.

7838972580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471948 (or 471946 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 57.

The square root of 7838972580 is about 88537.9725315641. The cubic root of 7838972580 is about 1986.4899936855.

The spelling of 7838972580 in words is "seven billion, eight hundred thirty-eight million, nine hundred seventy-two thousand, five hundred eighty".