16123732134345 has 64 divisors (see below), whose sum is σ = 32916072038400. Its totient is φ = 7406116182720.

The previous prime is 16123732134331. The next prime is 16123732134371. The reversal of 16123732134345 is 54343123732161.

16123732134345 is a `hidden beast` number, since 1 + 6 + 1 + 23 + 73 + 213 + 4 + 345 = 666.

It is not a de Polignac number, because 16123732134345 - 2⁴ = 16123732134329 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 16123732134345.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 285701577 + ... + 285758006.

It is an arithmetic number, because the mean of its divisors is an integer number (514313625600).

Almost surely, 2^{16123732134345} is an apocalyptic number.

16123732134345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16123732134345 is an abundant number, since it is smaller than the sum of its proper divisors (16792339904055).

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

16123732134345 is a wasteful number, since it uses less digits than its factorization.

16123732134345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571459627 (or 571459621 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 45.

The spelling of 16123732134345 in words is "sixteen trillion, one hundred twenty-three billion, seven hundred thirty-two million, one hundred thirty-four thousand, three hundred forty-five".