16989400183032 has 320 divisors, whose sum is σ = 48386360880000. Its totient is φ = 5568681000960.

The previous prime is 16989400183027. The next prime is 16989400183073. The reversal of 16989400183032 is 23038100498961.

16989400183032 is a `hidden beast` number, since 169 + 8 + 9 + 400 + 18 + 30 + 32 = 666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 16989400183032.

It is a congruent number.

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, 16351683969 + ... + 16351685007.

It is an arithmetic number, because the mean of its divisors is an integer number (151207377750).

Almost surely, 2^{16989400183032} is an apocalyptic number.

16989400183032 is a gapful number since it is divisible by the number (12) 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 16989400183032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24193180440000).

16989400183032 is an abundant number, since it is smaller than the sum of its proper divisors (31396960696968).

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

16989400183032 is a wasteful number, since it uses less digits than its factorization.

16989400183032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2436 (or 2423 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 54.

The spelling of 16989400183032 in words is "sixteen trillion, nine hundred eighty-nine billion, four hundred million, one hundred eighty-three thousand, thirty-two".