13465664016 has 80 divisors (see below), whose sum is σ = 40022736000. Its totient is φ = 3821497344.

The previous prime is 13465663999. The next prime is 13465664027. The reversal of 13465664016 is 61046656431.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 84421 + ... + 184548.

It is an arithmetic number, because the mean of its divisors is an integer number (500284200).

Almost surely, 2^13465664016 is an apocalyptic number.

13465664016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13465664016 is an abundant number, since it is smaller than the sum of its proper divisors (26557071984).

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

13465664016 is a wasteful number, since it uses less digits than its factorization.

13465664016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269136 (or 269130 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 42.

The spelling of 13465664016 in words is "thirteen billion, four hundred sixty-five million, six hundred sixty-four thousand, sixteen".