16616922654 has 32 divisors (see below), whose sum is σ = 34701488640. Its totient is φ = 5294682272.

The previous prime is 16616922611. The next prime is 16616922661. The reversal of 16616922654 is 45622961661.

It is a super-2 number, since 2×16616922654² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 176524 + ... + 253760.

It is an arithmetic number, because the mean of its divisors is an integer number (1084421520).

Almost surely, 2^16616922654 is an apocalyptic number.

16616922654 is an abundant number, since it is smaller than the sum of its proper divisors (18084565986).

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

16616922654 is a wasteful number, since it uses less digits than its factorization.

16616922654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78824.

The product of its digits is 933120, while the sum is 48.

The spelling of 16616922654 in words is "sixteen billion, six hundred sixteen million, nine hundred twenty-two thousand, six hundred fifty-four".