16455664016 has 20 divisors (see below), whose sum is σ = 34781290224. Its totient is φ = 7479847200.

The previous prime is 16455664013. The next prime is 16455664073. The reversal of 16455664016 is 61046655461.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (16455664013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46748870 + ... + 46749221.

Almost surely, 2^16455664016 is an apocalyptic number.

16455664016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16455664016 is an abundant number, since it is smaller than the sum of its proper divisors (18325626208).

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

16455664016 is a wasteful number, since it uses less digits than its factorization.

16455664016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93498110 (or 93498104 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 44.

The spelling of 16455664016 in words is "sixteen billion, four hundred fifty-five million, six hundred sixty-four thousand, sixteen".