16299637344 has 48 divisors (see below), whose sum is σ = 47540611440. Its totient is φ = 5433212160.

The previous prime is 16299637339. The next prime is 16299637363. The reversal of 16299637344 is 44373699261.

It is a happy number.

16299637344 is a `hidden beast` number, since 1 + 6 + 299 + 6 + 3 + 7 + 344 = 666.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9431797 + ... + 9433524.

It is an arithmetic number, because the mean of its divisors is an integer number (990429405).

Almost surely, 2^16299637344 is an apocalyptic number.

It is an amenable number.

16299637344 is an abundant number, since it is smaller than the sum of its proper divisors (31240974096).

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

16299637344 is a wasteful number, since it uses less digits than its factorization.

16299637344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18865340 (or 18865326 counting only the distinct ones).

The product of its digits is 5878656, while the sum is 54.

The spelling of 16299637344 in words is "sixteen billion, two hundred ninety-nine million, six hundred thirty-seven thousand, three hundred forty-four".