16454466620 has 12 divisors (see below), whose sum is σ = 34554379944. Its totient is φ = 6581786640.

The previous prime is 16454466607. The next prime is 16454466641. The reversal of 16454466620 is 2666445461.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 411361646 + ... + 411361685.

It is an arithmetic number, because the mean of its divisors is an integer number (2879531662).

Almost surely, 2^16454466620 is an apocalyptic number.

16454466620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16454466620 is an abundant number, since it is smaller than the sum of its proper divisors (18099913324).

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

16454466620 is a wasteful number, since it uses less digits than its factorization.

16454466620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 822723340 (or 822723338 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 44.

The spelling of 16454466620 in words is "sixteen billion, four hundred fifty-four million, four hundred sixty-six thousand, six hundred twenty".