7958947144 has 16 divisors (see below), whose sum is σ = 14924772720. Its totient is φ = 3979007760.

The previous prime is 7958947141. The next prime is 7958947151. The reversal of 7958947144 is 4417498597.

It is not an unprimeable number, because it can be changed into a prime (7958947141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20679 + ... + 127849.

It is an arithmetic number, because the mean of its divisors is an integer number (932798295).

Almost surely, 2^7958947144 is an apocalyptic number.

It is an amenable number.

7958947144 is a deficient number, since it is larger than the sum of its proper divisors (6965825576).

7958947144 is a wasteful number, since it uses less digits than its factorization.

7958947144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116460 (or 116456 counting only the distinct ones).

The product of its digits is 10160640, while the sum is 58.

The square root of 7958947144 is about 89212.9314841744. The cubic root of 7958947144 is about 1996.5730600618.

The spelling of 7958947144 in words is "seven billion, nine hundred fifty-eight million, nine hundred forty-seven thousand, one hundred forty-four".