16465650654 has 8 divisors (see below), whose sum is σ = 32931301320. Its totient is φ = 5488550216.

The previous prime is 16465650581. The next prime is 16465650659. The reversal of 16465650654 is 45605656461.

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

16465650654 is an admirable number.

It is a super-2 number, since 2×16465650654² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16465650659) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1372137549 + ... + 1372137560.

It is an arithmetic number, because the mean of its divisors is an integer number (4116412665).

Almost surely, 2^16465650654 is an apocalyptic number.

16465650654 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

16465650654 is a wasteful number, since it uses less digits than its factorization.

16465650654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2744275114.

The product of its (nonzero) digits is 2592000, while the sum is 48.

The spelling of 16465650654 in words is "sixteen billion, four hundred sixty-five million, six hundred fifty thousand, six hundred fifty-four".