16550551104 has 56 divisors (see below), whose sum is σ = 44973532608. Its totient is φ = 5367744000.

The previous prime is 16550551081. The next prime is 16550551181. The reversal of 16550551104 is 40115505561.

It is a super-2 number, since 2×16550551104² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1157772 + ... + 1171979.

Almost surely, 2^16550551104 is an apocalyptic number.

It is an amenable number.

16550551104 is an abundant number, since it is smaller than the sum of its proper divisors (28422981504).

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

16550551104 is a wasteful number, since it uses less digits than its factorization.

16550551104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2329803 (or 2329793 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 33.

The spelling of 16550551104 in words is "sixteen billion, five hundred fifty million, five hundred fifty-one thousand, one hundred four".