16234036621344 has 72 divisors (see below), whose sum is σ = 46166805135360. Its totient is φ = 5411197438848.

The previous prime is 16234036621331. The next prime is 16234036621379. The reversal of 16234036621344 is 44312663043261.

It is a happy number.

16234036621344 is a `hidden beast` number, since 1 + 6 + 2 + 34 + 0 + 366 + 213 + 44 = 666.

16234036621344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×16234036621344² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16234036621344.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10032097 + ... + 11537375.

It is an arithmetic number, because the mean of its divisors is an integer number (641205626880).

Almost surely, 2^{16234036621344} is an apocalyptic number.

It is an amenable number.

16234036621344 is an abundant number, since it is smaller than the sum of its proper divisors (29932768514016).

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

16234036621344 is a wasteful number, since it uses less digits than its factorization.

16234036621344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1542742 (or 1542731 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 45.

The spelling of 16234036621344 in words is "sixteen trillion, two hundred thirty-four billion, thirty-six million, six hundred twenty-one thousand, three hundred forty-four".