16220745662 has 16 divisors (see below), whose sum is σ = 26569123200. Its totient is φ = 7365820440.

The previous prime is 16220745587. The next prime is 16220745677. The reversal of 16220745662 is 26654702261.

It is a super-2 number, since 2×16220745662² (a number of 21 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 7 ways as a sum of consecutive naturals, for example, 339362 + ... + 384197.

It is an arithmetic number, because the mean of its divisors is an integer number (1660570200).

Almost surely, 2^16220745662 is an apocalyptic number.

16220745662 is a deficient number, since it is larger than the sum of its proper divisors (10348377538).

16220745662 is a wasteful number, since it uses less digits than its factorization.

16220745662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 724591.

The product of its (nonzero) digits is 241920, while the sum is 41.

The spelling of 16220745662 in words is "sixteen billion, two hundred twenty million, seven hundred forty-five thousand, six hundred sixty-two".