7998995075 has 12 divisors (see below), whose sum is σ = 10054629528. Its totient is φ = 6311534400.

The previous prime is 7998995047. The next prime is 7998995101. The reversal of 7998995075 is 5705998997.

It is a happy number.

It is not a de Polignac number, because 7998995075 - 2²⁰ = 7997946499 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7998994996 and 7998995014.

It is an unprimeable number.

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, 2189681 + ... + 2193330.

It is an arithmetic number, because the mean of its divisors is an integer number (837885794).

Almost surely, 2^7998995075 is an apocalyptic number.

7998995075 is a deficient number, since it is larger than the sum of its proper divisors (2055634453).

7998995075 is a wasteful number, since it uses less digits than its factorization.

7998995075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4383094 (or 4383089 counting only the distinct ones).

The product of its (nonzero) digits is 64297800, while the sum is 68.

The square root of 7998995075 is about 89437.1012220320. The cubic root of 7998995075 is about 1999.9162527432.

The spelling of 7998995075 in words is "seven billion, nine hundred ninety-eight million, nine hundred ninety-five thousand, seventy-five".