13944380274 has 48 divisors (see below), whose sum is σ = 33660731520. Its totient is φ = 4135661280.

The previous prime is 13944380267. The next prime is 13944380287. The reversal of 13944380274 is 47208344931.

13944380274 is a `hidden beast` number, since 139 + 443 + 8 + 0 + 2 + 74 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 739909 + ... + 758520.

It is an arithmetic number, because the mean of its divisors is an integer number (701265240).

Almost surely, 2^13944380274 is an apocalyptic number.

13944380274 is an abundant number, since it is smaller than the sum of its proper divisors (19716351246).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13944380274 is a wasteful number, since it uses less digits than its factorization.

13944380274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1498495 (or 1498492 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The spelling of 13944380274 in words is "thirteen billion, nine hundred forty-four million, three hundred eighty thousand, two hundred seventy-four".