7924864875 has 32 divisors (see below), whose sum is σ = 13197130752. Its totient is φ = 4223340000.

The previous prime is 7924864853. The next prime is 7924864901. The reversal of 7924864875 is 5784684297.

It is a happy number.

It is not a de Polignac number, because 7924864875 - 2⁷ = 7924864747 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 526200 + ... + 541050.

It is an arithmetic number, because the mean of its divisors is an integer number (412410336).

Almost surely, 2^7924864875 is an apocalyptic number.

7924864875 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

7924864875 is a deficient number, since it is larger than the sum of its proper divisors (5272265877).

7924864875 is a wasteful number, since it uses less digits than its factorization.

7924864875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16292 (or 16282 counting only the distinct ones).

The product of its digits is 27095040, while the sum is 60.

The square root of 7924864875 is about 89021.7101329782. The cubic root of 7924864875 is about 1993.7190349714.

The spelling of 7924864875 in words is "seven billion, nine hundred twenty-four million, eight hundred sixty-four thousand, eight hundred seventy-five".