16255661731436 has 24 divisors (see below), whose sum is σ = 28675399151616. Its totient is φ = 8062708384080.

The previous prime is 16255661731403. The next prime is 16255661731511. The reversal of 16255661731436 is 63413716655261.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1424801 + ... + 5877191.

It is an arithmetic number, because the mean of its divisors is an integer number (1194808297984).

Almost surely, 2^{16255661731436} is an apocalyptic number.

It is an amenable number.

16255661731436 is a deficient number, since it is larger than the sum of its proper divisors (12419737420180).

16255661731436 is a wasteful number, since it uses less digits than its factorization.

16255661731436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4459709 (or 4459707 counting only the distinct ones).

The product of its digits is 16329600, while the sum is 56.

The spelling of 16255661731436 in words is "sixteen trillion, two hundred fifty-five billion, six hundred sixty-one million, seven hundred thirty-one thousand, four hundred thirty-six".