996252566400 has 3024 divisors, whose sum is σ = 4819345794360. Its totient is φ = 199135272960.

The previous prime is 996252566399. The next prime is 996252566411. The reversal of 996252566400 is 4665252699.

996252566400 is a `hidden beast` number, since 9 + 9 + 625 + 2 + 5 + 6 + 6 + 4 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (3024).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 377 ways as a sum of consecutive naturals, for example, 52434345591 + ... + 52434345609.

Almost surely, 2^996252566400 is an apocalyptic number.

996252566400 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 996252566400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2409672897180).

996252566400 is an abundant number, since it is smaller than the sum of its proper divisors (3823093227960).

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

996252566400 is a wasteful number, since it uses less digits than its factorization.

996252566400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113 (or 49 counting only the distinct ones).

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

The spelling of 996252566400 in words is "nine hundred ninety-six billion, two hundred fifty-two million, five hundred sixty-six thousand, four hundred".