7870798975 has 36 divisors (see below), whose sum is σ = 11190060576. Its totient is φ = 5470333440.

The previous prime is 7870798961. The next prime is 7870798981. The reversal of 7870798975 is 5798970787.

It is not a de Polignac number, because 7870798975 - 2²¹ = 7868701823 is a prime.

It is a super-2 number, since 2×7870798975² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7870798975.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 17034 + ... + 126616.

It is an arithmetic number, because the mean of its divisors is an integer number (310835016).

Almost surely, 2^7870798975 is an apocalyptic number.

7870798975 is a deficient number, since it is larger than the sum of its proper divisors (3319261601).

7870798975 is a wasteful number, since it uses less digits than its factorization.

7870798975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109636 (or 109618 counting only the distinct ones).

The product of its (nonzero) digits is 62233920, while the sum is 67.

The square root of 7870798975 is about 88717.5234945160. The cubic root of 7870798975 is about 1989.1747607277.

The spelling of 7870798975 in words is "seven billion, eight hundred seventy million, seven hundred ninety-eight thousand, nine hundred seventy-five".