9957081332 has 48 divisors (see below), whose sum is σ = 19796120064. Its totient is φ = 4341120000.

The previous prime is 9957081289. The next prime is 9957081361. The reversal of 9957081332 is 2331807599.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121832 + ... + 186432.

It is an arithmetic number, because the mean of its divisors is an integer number (412419168).

Almost surely, 2^9957081332 is an apocalyptic number.

It is an amenable number.

9957081332 is a deficient number, since it is larger than the sum of its proper divisors (9839038732).

9957081332 is a wasteful number, since it uses less digits than its factorization.

9957081332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64760 (or 64758 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 47.

The square root of 9957081332 is about 99785.1759130583. The cubic root of 9957081332 is about 2151.3480878098.

The spelling of 9957081332 in words is "nine billion, nine hundred fifty-seven million, eighty-one thousand, three hundred thirty-two".