996177656 has 32 divisors (see below), whose sum is σ = 1996596000. Its totient is φ = 464808960.

The previous prime is 996177629. The next prime is 996177659. The reversal of 996177656 is 656771699.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (996177659) 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, 58481 + ... + 73568.

It is an arithmetic number, because the mean of its divisors is an integer number (62393625).

Almost surely, 2^996177656 is an apocalyptic number.

It is an amenable number.

996177656 is an abundant number, since it is smaller than the sum of its proper divisors (1000418344).

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

996177656 is a wasteful number, since it uses less digits than its factorization.

996177656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132119 (or 132115 counting only the distinct ones).

The product of its digits is 4286520, while the sum is 56.

The square root of 996177656 is about 31562.2821735058. The cubic root of 996177656 is about 998.7242585091.

The spelling of 996177656 in words is "nine hundred ninety-six million, one hundred seventy-seven thousand, six hundred fifty-six".