16109813367504 has 200 divisors, whose sum is σ = 48913647361920. Its totient is φ = 5111741779200.

The previous prime is 16109813367493. The next prime is 16109813367511. The reversal of 16109813367504 is 40576331890161.

16109813367504 is a `hidden beast` number, since 1 + 6 + 1 + 0 + 98 + 13 + 36 + 7 + 504 = 666.

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 39 ways as a sum of consecutive naturals, for example, 350092 + ... + 5687019.

Almost surely, 2^{16109813367504} 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 16109813367504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24456823680960).

16109813367504 is an abundant number, since it is smaller than the sum of its proper divisors (32803833994416).

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

16109813367504 is a wasteful number, since it uses less digits than its factorization.

16109813367504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6037231 (or 6037216 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 54.

The spelling of 16109813367504 in words is "sixteen trillion, one hundred nine billion, eight hundred thirteen million, three hundred sixty-seven thousand, five hundred four".