16131928748 has 24 divisors (see below), whose sum is σ = 30408739872. Its totient is φ = 7443972864.

The previous prime is 16131928733. The next prime is 16131928759. The reversal of 16131928748 is 84782913161.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 16131928696 and 16131928705.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 246161 + ... + 304727.

It is an arithmetic number, because the mean of its divisors is an integer number (1267030828).

Almost surely, 2^16131928748 is an apocalyptic number.

It is an amenable number.

16131928748 is a deficient number, since it is larger than the sum of its proper divisors (14276811124).

16131928748 is a wasteful number, since it uses less digits than its factorization.

16131928748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63881 (or 63879 counting only the distinct ones).

The product of its digits is 580608, while the sum is 50.

The spelling of 16131928748 in words is "sixteen billion, one hundred thirty-one million, nine hundred twenty-eight thousand, seven hundred forty-eight".