16799740839 has 24 divisors (see below), whose sum is σ = 27740163360. Its totient is φ = 9597339648.

The previous prime is 16799740823. The next prime is 16799740871. The reversal of 16799740839 is 93804799761.

It is not a de Polignac number, because 16799740839 - 2⁴ = 16799740823 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16799740039) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 222727 + ... + 288455.

It is an arithmetic number, because the mean of its divisors is an integer number (1155840140).

Almost surely, 2^16799740839 is an apocalyptic number.

16799740839 is a deficient number, since it is larger than the sum of its proper divisors (10940422521).

16799740839 is a wasteful number, since it uses less digits than its factorization.

16799740839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69799 (or 69796 counting only the distinct ones).

The product of its (nonzero) digits is 20575296, while the sum is 63.

The spelling of 16799740839 in words is "sixteen billion, seven hundred ninety-nine million, seven hundred forty thousand, eight hundred thirty-nine".