16344155516212 has 12 divisors (see below), whose sum is σ = 28626865688736. Its totient is φ = 8165051033720.

The previous prime is 16344155516203. The next prime is 16344155516263. The reversal of 16344155516212 is 21261555144361.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1756675864 + ... + 1756685167.

It is an arithmetic number, because the mean of its divisors is an integer number (2385572140728).

Almost surely, 2^{16344155516212} is an apocalyptic number.

It is an amenable number.

16344155516212 is a deficient number, since it is larger than the sum of its proper divisors (12282710172524).

16344155516212 is a wasteful number, since it uses less digits than its factorization.

16344155516212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3513362198 (or 3513362196 counting only the distinct ones).

The product of its digits is 864000, while the sum is 46.

The spelling of 16344155516212 in words is "sixteen trillion, three hundred forty-four billion, one hundred fifty-five million, five hundred sixteen thousand, two hundred twelve".