16344767361 has 32 divisors (see below), whose sum is σ = 24249238272. Its totient is φ = 9729457920.

The previous prime is 16344767339. The next prime is 16344767381. The reversal of 16344767361 is 16376744361.

It is not a de Polignac number, because 16344767361 - 2⁹ = 16344766849 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16344767361.

It is not an unprimeable number, because it can be changed into a prime (16344767381) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 91071 + ... + 202443.

It is an arithmetic number, because the mean of its divisors is an integer number (757788696).

Almost surely, 2^16344767361 is an apocalyptic number.

It is an amenable number.

16344767361 is a deficient number, since it is larger than the sum of its proper divisors (7904470911).

16344767361 is a wasteful number, since it uses less digits than its factorization.

16344767361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111513.

The product of its digits is 1524096, while the sum is 48.

The spelling of 16344767361 in words is "sixteen billion, three hundred forty-four million, seven hundred sixty-seven thousand, three hundred sixty-one".