16622162464 has 48 divisors (see below), whose sum is σ = 35635118400. Its totient is φ = 7602142464.

The previous prime is 16622162387. The next prime is 16622162467. The reversal of 16622162464 is 46426122661.

It is a happy number.

It is a super-2 number, since 2×16622162464² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16622162467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 453732 + ... + 488995.

It is an arithmetic number, because the mean of its divisors is an integer number (742398300).

Almost surely, 2^16622162464 is an apocalyptic number.

It is an amenable number.

16622162464 is an abundant number, since it is smaller than the sum of its proper divisors (19012955936).

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

16622162464 is a wasteful number, since it uses less digits than its factorization.

16622162464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 942785 (or 942777 counting only the distinct ones).

The product of its digits is 165888, while the sum is 40.

The spelling of 16622162464 in words is "sixteen billion, six hundred twenty-two million, one hundred sixty-two thousand, four hundred sixty-four".