16738954999896 has 128 divisors (see below), whose sum is σ = 43905395520000. Its totient is φ = 5310735467520.

The previous prime is 16738954999883. The next prime is 16738954999931. The reversal of 16738954999896 is 69899945983761.

It is a super-2 number, since 2×16738954999896² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 577609135 + ... + 577638113.

It is an arithmetic number, because the mean of its divisors is an integer number (343010902500).

Almost surely, 2^{16738954999896} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16738954999896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21952697760000).

16738954999896 is an abundant number, since it is smaller than the sum of its proper divisors (27166440520104).

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

16738954999896 is a wasteful number, since it uses less digits than its factorization.

16738954999896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40777 (or 40773 counting only the distinct ones).

The product of its digits is 57140536320, while the sum is 93.

The spelling of 16738954999896 in words is "sixteen trillion, seven hundred thirty-eight billion, nine hundred fifty-four million, nine hundred ninety-nine thousand, eight hundred ninety-six".