16554422764370 has 32 divisors (see below), whose sum is σ = 30128298759216. Its totient is φ = 6548465664000.

The previous prime is 16554422764361. The next prime is 16554422764379. The reversal of 16554422764370 is 7346722445561.

It is an interprime number because it is at equal distance from previous prime (16554422764361) and next prime (16554422764379).

It can be written as a sum of positive squares in 8 ways, for example, as 285840998881 + 16268581765489 = 534641^2 + 4033433^2 .

It is a super-2 number, since 2×16554422764370² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16554422764379) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5296991 + ... + 7820930.

Almost surely, 2^{16554422764370} is an apocalyptic number.

16554422764370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16554422764370 is a deficient number, since it is larger than the sum of its proper divisors (13573875994846).

16554422764370 is a wasteful number, since it uses less digits than its factorization.

16554422764370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13119326.

The product of its (nonzero) digits is 33868800, while the sum is 56.

The spelling of 16554422764370 in words is "sixteen trillion, five hundred fifty-four billion, four hundred twenty-two million, seven hundred sixty-four thousand, three hundred seventy".