9957305814 has 16 divisors (see below), whose sum is σ = 19919528640. Its totient is φ = 3318282440.

The previous prime is 9957305767. The next prime is 9957305833. The reversal of 9957305814 is 4185037599.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 178284 + ... + 227375.

It is an arithmetic number, because the mean of its divisors is an integer number (1244970540).

Almost surely, 2^9957305814 is an apocalyptic number.

9957305814 is an abundant number, since it is smaller than the sum of its proper divisors (9962222826).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9957305814 is a wasteful number, since it uses less digits than its factorization.

9957305814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409755.

The product of its (nonzero) digits is 1360800, while the sum is 51.

The square root of 9957305814 is about 99786.3007331167. The cubic root of 9957305814 is about 2151.3642550405.

The spelling of 9957305814 in words is "nine billion, nine hundred fifty-seven million, three hundred five thousand, eight hundred fourteen".