16168330464 has 96 divisors (see below), whose sum is σ = 49861816704. Its totient is φ = 4522606080.

The previous prime is 16168330439. The next prime is 16168330489. The reversal of 16168330464 is 46403386161.

It is an interprime number because it is at equal distance from previous prime (16168330439) and next prime (16168330489).

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×16168330464² (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, 575154 + ... + 602609.

It is an arithmetic number, because the mean of its divisors is an integer number (519393924).

Almost surely, 2^16168330464 is an apocalyptic number.

It is an amenable number.

16168330464 is an abundant number, since it is smaller than the sum of its proper divisors (33693486240).

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

16168330464 is a wasteful number, since it uses less digits than its factorization.

16168330464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1177800 (or 1177792 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 42.

The spelling of 16168330464 in words is "sixteen billion, one hundred sixty-eight million, three hundred thirty thousand, four hundred sixty-four".