7957650142 has 16 divisors (see below), whose sum is σ = 12875525712. Its totient is φ = 3666801600.

The previous prime is 7957650131. The next prime is 7957650143. The reversal of 7957650142 is 2410567597.

It is a junction number, because it is equal to n+sod(n) for n = 7957650092 and 7957650101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7957650143) 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 7 ways as a sum of consecutive naturals, for example, 231984 + ... + 264067.

It is an arithmetic number, because the mean of its divisors is an integer number (804720357).

Almost surely, 2^7957650142 is an apocalyptic number.

7957650142 is a deficient number, since it is larger than the sum of its proper divisors (4917875570).

7957650142 is a wasteful number, since it uses less digits than its factorization.

7957650142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496683.

The product of its (nonzero) digits is 529200, while the sum is 46.

The square root of 7957650142 is about 89205.6620512398. The cubic root of 7957650142 is about 1996.4645993201.

The spelling of 7957650142 in words is "seven billion, nine hundred fifty-seven million, six hundred fifty thousand, one hundred forty-two".