16306872838 has 32 divisors (see below), whose sum is σ = 26415740736. Its totient is φ = 7521067008.

The previous prime is 16306872793. The next prime is 16306872839. The reversal of 16306872838 is 83827860361.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16306872839) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1911270 + ... + 1919782.

It is an arithmetic number, because the mean of its divisors is an integer number (825491898).

Almost surely, 2^16306872838 is an apocalyptic number.

16306872838 is a deficient number, since it is larger than the sum of its proper divisors (10108867898).

16306872838 is a wasteful number, since it uses less digits than its factorization.

16306872838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9648.

The product of its (nonzero) digits is 2322432, while the sum is 52.

The spelling of 16306872838 in words is "sixteen billion, three hundred six million, eight hundred seventy-two thousand, eight hundred thirty-eight".