16293254144 has 22 divisors (see below), whose sum is σ = 32570598954. Its totient is φ = 8146626560.

The previous prime is 16293254137. The next prime is 16293254171. The reversal of 16293254144 is 44145239261.

It can be written as a sum of positive squares in only one way, i.e., 13642240000 + 2651014144 = 116800^2 + 51488^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7954667 + ... + 7956714.

Almost surely, 2^16293254144 is an apocalyptic number.

It is an amenable number.

16293254144 is a deficient number, since it is larger than the sum of its proper divisors (16277344810).

16293254144 is an equidigital number, since it uses as much as digits as its factorization.

16293254144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15911401 (or 15911383 counting only the distinct ones).

The product of its digits is 207360, while the sum is 41.

The spelling of 16293254144 in words is "sixteen billion, two hundred ninety-three million, two hundred fifty-four thousand, one hundred forty-four".