16432517323344 has 80 divisors (see below), whose sum is σ = 44480154052224. Its totient is φ = 5217613209600.

The previous prime is 16432517323331. The next prime is 16432517323403. The reversal of 16432517323344 is 44332371523461.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 16432517323293 and 16432517323302.

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, 30614697 + ... + 31146824.

Almost surely, 2^{16432517323344} is an apocalyptic number.

It is an amenable number.

16432517323344 is an abundant number, since it is smaller than the sum of its proper divisors (28047636728880).

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

16432517323344 is a wasteful number, since it uses less digits than its factorization.

16432517323344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61761796 (or 61761790 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 48.

The spelling of 16432517323344 in words is "sixteen trillion, four hundred thirty-two billion, five hundred seventeen million, three hundred twenty-three thousand, three hundred forty-four".