16732742319 has 8 divisors (see below), whose sum is σ = 24789247920. Its totient is φ = 11155161528.

The previous prime is 16732742261. The next prime is 16732742321. The reversal of 16732742319 is 91324723761.

16732742319 is a `hidden beast` number, since 1 + 6 + 7 + 327 + 4 + 2 + 319 = 666.

It is not a de Polignac number, because 16732742319 - 2¹⁶ = 16732676783 is a prime.

It is a super-2 number, since 2×16732742319² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16732742329) 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, 309865572 + ... + 309865625.

It is an arithmetic number, because the mean of its divisors is an integer number (3098655990).

Almost surely, 2^16732742319 is an apocalyptic number.

16732742319 is a deficient number, since it is larger than the sum of its proper divisors (8056505601).

16732742319 is an equidigital number, since it uses as much as digits as its factorization.

16732742319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 619731206 (or 619731200 counting only the distinct ones).

The product of its digits is 381024, while the sum is 45.

The spelling of 16732742319 in words is "sixteen billion, seven hundred thirty-two million, seven hundred forty-two thousand, three hundred nineteen".