996323055840 has 288 divisors, whose sum is σ = 4029574348800. Its totient is φ = 227730921984.

The previous prime is 996323055797. The next prime is 996323055841. The reversal of 996323055840 is 48550323699.

996323055840 is a `hidden beast` number, since 9 + 9 + 63 + 23 + 0 + 558 + 4 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (996323055841) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1558240 + ... + 2102559.

It is an arithmetic number, because the mean of its divisors is an integer number (13991577600).

Almost surely, 2^996323055840 is an apocalyptic number.

996323055840 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

996323055840 is an abundant number, since it is smaller than the sum of its proper divisors (3033251292960).

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

996323055840 is a wasteful number, since it uses less digits than its factorization.

996323055840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3660836 (or 3660816 counting only the distinct ones).

The product of its (nonzero) digits is 6998400, while the sum is 54.

The spelling of 996323055840 in words is "nine hundred ninety-six billion, three hundred twenty-three million, fifty-five thousand, eight hundred forty".