16513925638029 has 8 divisors (see below), whose sum is σ = 22019421020352. Its totient is φ = 11008857007200.

The previous prime is 16513925637983. The next prime is 16513925638037. The reversal of 16513925638029 is 92083652931561.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16513925638029 - 2²⁵ = 16513892083597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16513925638039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106597569 + ... + 106752374.

It is an arithmetic number, because the mean of its divisors is an integer number (2752427627544).

Almost surely, 2^{16513925638029} is an apocalyptic number.

It is an amenable number.

16513925638029 is a deficient number, since it is larger than the sum of its proper divisors (5505495382323).

16513925638029 is a wasteful number, since it uses less digits than its factorization.

16513925638029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213375747.

The product of its (nonzero) digits is 20995200, while the sum is 60.

The spelling of 16513925638029 in words is "sixteen trillion, five hundred thirteen billion, nine hundred twenty-five million, six hundred thirty-eight thousand, twenty-nine".