16464363432 has 64 divisors (see below), whose sum is σ = 45095693760. Its totient is φ = 4967769600.

The previous prime is 16464363431. The next prime is 16464363437. The reversal of 16464363432 is 23436346461.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (16464363431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72319 + ... + 195342.

It is an arithmetic number, because the mean of its divisors is an integer number (704620215).

Almost surely, 2^16464363432 is an apocalyptic number.

16464363432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16464363432 is an abundant number, since it is smaller than the sum of its proper divisors (28631330328).

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

16464363432 is a wasteful number, since it uses less digits than its factorization.

16464363432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267914 (or 267910 counting only the distinct ones).

The product of its digits is 746496, while the sum is 42.

The spelling of 16464363432 in words is "sixteen billion, four hundred sixty-four million, three hundred sixty-three thousand, four hundred thirty-two".