16550664631662 has 64 divisors (see below), whose sum is σ = 37865905588224. Its totient is φ = 4724286585600.

The previous prime is 16550664631643. The next prime is 16550664631681. The reversal of 16550664631662 is 26613646605561.

It is an interprime number because it is at equal distance from previous prime (16550664631643) and next prime (16550664631681).

It is a super-2 number, since 2×16550664631662² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 195331018 + ... + 195415730.

It is an arithmetic number, because the mean of its divisors is an integer number (591654774816).

Almost surely, 2^{16550664631662} is an apocalyptic number.

16550664631662 is an abundant number, since it is smaller than the sum of its proper divisors (21315240956562).

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

16550664631662 is a wasteful number, since it uses less digits than its factorization.

16550664631662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89073.

The product of its (nonzero) digits is 27993600, while the sum is 57.

The spelling of 16550664631662 in words is "sixteen trillion, five hundred fifty billion, six hundred sixty-four million, six hundred thirty-one thousand, six hundred sixty-two".