16369063920 has 960 divisors, whose sum is σ = 67967078400. Its totient is φ = 3512678400.

The previous prime is 16369063897. The next prime is 16369063937. The reversal of 16369063920 is 2936096361.

It is a happy number.

16369063920 is a `hidden beast` number, since 1 + 6 + 3 + 6 + 9 + 0 + 639 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 528034305 + ... + 528034335.

It is an arithmetic number, because the mean of its divisors is an integer number (70799040).

Almost surely, 2^16369063920 is an apocalyptic number.

16369063920 is a gapful number since it is divisible by the number (10) 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 16369063920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33983539200).

16369063920 is an abundant number, since it is smaller than the sum of its proper divisors (51598014480).

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

16369063920 is a wasteful number, since it uses less digits than its factorization.

16369063920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131 (or 100 counting only the distinct ones).

The product of its (nonzero) digits is 314928, while the sum is 45.

The spelling of 16369063920 in words is "sixteen billion, three hundred sixty-nine million, sixty-three thousand, nine hundred twenty".