163752990336 has 640 divisors, whose sum is σ = 554110381440. Its totient is φ = 47626444800.

The previous prime is 163752990329. The next prime is 163752990343. The reversal of 163752990336 is 633099257361.

163752990336 is a `hidden beast` number, since 16 + 3 + 7 + 5 + 299 + 0 + 336 = 666.

It is an interprime number because it is at equal distance from previous prime (163752990329) and next prime (163752990343).

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

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 313102971 + ... + 313103493.

It is an arithmetic number, because the mean of its divisors is an integer number (865797471).

Almost surely, 2^163752990336 is an apocalyptic number.

163752990336 is a gapful number since it is divisible by the number (16) 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 163752990336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (277055190720).

163752990336 is an abundant number, since it is smaller than the sum of its proper divisors (390357391104).

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

163752990336 is a wasteful number, since it uses less digits than its factorization.

163752990336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686 (or 665 counting only the distinct ones).

The product of its (nonzero) digits is 5511240, while the sum is 54.

The spelling of 163752990336 in words is "one hundred sixty-three billion, seven hundred fifty-two million, nine hundred ninety thousand, three hundred thirty-six".