16507299327 has 8 divisors (see below), whose sum is σ = 22015018416. Its totient is φ = 11002223232.

The previous prime is 16507299257. The next prime is 16507299331. The reversal of 16507299327 is 72399270561.

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

It is not a de Polignac number, because 16507299327 - 2²³ = 16498910719 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16507299327.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16507299227) 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, 646128 + ... + 671189.

It is an arithmetic number, because the mean of its divisors is an integer number (2751877302).

Almost surely, 2^16507299327 is an apocalyptic number.

16507299327 is a deficient number, since it is larger than the sum of its proper divisors (5507719089).

16507299327 is a wasteful number, since it uses less digits than its factorization.

16507299327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1321497.

The product of its (nonzero) digits is 1428840, while the sum is 51.

The spelling of 16507299327 in words is "sixteen billion, five hundred seven million, two hundred ninety-nine thousand, three hundred twenty-seven".