9957372424 has 16 divisors (see below), whose sum is σ = 18711661500. Its totient is φ = 4967596032.

The previous prime is 9957372371. The next prime is 9957372437. The reversal of 9957372424 is 4242737599.

It can be written as a sum of positive squares in 2 ways, for example, as 9684528100 + 272844324 = 98410^2 + 16518^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1382457 + ... + 1389640.

Almost surely, 2^9957372424 is an apocalyptic number.

It is an amenable number.

9957372424 is a deficient number, since it is larger than the sum of its proper divisors (8754289076).

9957372424 is a wasteful number, since it uses less digits than its factorization.

9957372424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2772552 (or 2772548 counting only the distinct ones).

The product of its digits is 3810240, while the sum is 52.

The square root of 9957372424 is about 99786.6344958081. The cubic root of 9957372424 is about 2151.3690522569.

The spelling of 9957372424 in words is "nine billion, nine hundred fifty-seven million, three hundred seventy-two thousand, four hundred twenty-four".