16142636344 has 16 divisors (see below), whose sum is σ = 30353191920. Its totient is φ = 8048451840.

The previous prime is 16142636339. The next prime is 16142636359. The reversal of 16142636344 is 44363624161.

It is a junction number, because it is equal to n+sod(n) for n = 16142636297 and 16142636306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2855292 + ... + 2860939.

It is an arithmetic number, because the mean of its divisors is an integer number (1897074495).

Almost surely, 2^16142636344 is an apocalyptic number.

It is an amenable number.

16142636344 is a deficient number, since it is larger than the sum of its proper divisors (14210555576).

16142636344 is a wasteful number, since it uses less digits than its factorization.

16142636344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5716590 (or 5716586 counting only the distinct ones).

The product of its digits is 248832, while the sum is 40.

The spelling of 16142636344 in words is "sixteen billion, one hundred forty-two million, six hundred thirty-six thousand, three hundred forty-four".