16344517376 has 108 divisors (see below), whose sum is σ = 37019717952. Its totient is φ = 7189248000.

The previous prime is 16344517373. The next prime is 16344517379. The reversal of 16344517376 is 67371544361.

It is an interprime number because it is at equal distance from previous prime (16344517373) and next prime (16344517379).

It is a self number, because there is not a number n which added to its sum of digits gives 16344517376.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16344517373) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 951746 + ... + 968766.

Almost surely, 2^16344517376 is an apocalyptic number.

16344517376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16344517376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18509858976).

16344517376 is an abundant number, since it is smaller than the sum of its proper divisors (20675200576).

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

16344517376 is a wasteful number, since it uses less digits than its factorization.

16344517376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17090 (or 17065 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 47.

The spelling of 16344517376 in words is "sixteen billion, three hundred forty-four million, five hundred seventeen thousand, three hundred seventy-six".