16661657223062 has 8 divisors (see below), whose sum is σ = 24995530381800. Its totient is φ = 8329813762464.

The previous prime is 16661657223061. The next prime is 16661657223149. The reversal of 16661657223062 is 26032275616661.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×16661657223062² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16661657222995 and 16661657223013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16661657223061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 507404012 + ... + 507436847.

It is an arithmetic number, because the mean of its divisors is an integer number (3124441297725).

Almost surely, 2^{16661657223062} is an apocalyptic number.

16661657223062 is a deficient number, since it is larger than the sum of its proper divisors (8333873158738).

16661657223062 is a wasteful number, since it uses less digits than its factorization.

16661657223062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1014849070.

The product of its (nonzero) digits is 6531840, while the sum is 53.

The spelling of 16661657223062 in words is "sixteen trillion, six hundred sixty-one billion, six hundred fifty-seven million, two hundred twenty-three thousand, sixty-two".