16123534067320 has 64 divisors (see below), whose sum is σ = 36566201548800. Its totient is φ = 6398176417920.

The previous prime is 16123534067317. The next prime is 16123534067371. The reversal of 16123534067320 is 2376043532161.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76557121 + ... + 76767439.

It is an arithmetic number, because the mean of its divisors is an integer number (571346899200).

Almost surely, 2^{16123534067320} is an apocalyptic number.

16123534067320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16123534067320 is an abundant number, since it is smaller than the sum of its proper divisors (20442667481480).

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

16123534067320 is a wasteful number, since it uses less digits than its factorization.

16123534067320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225548 (or 225544 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 43.

Adding to 16123534067320 its reverse (2376043532161), we get a palindrome (18499577599481).

The spelling of 16123534067320 in words is "sixteen trillion, one hundred twenty-three billion, five hundred thirty-four million, sixty-seven thousand, three hundred twenty".