13950444544 has 33 divisors (see below), whose sum is σ = 27894823131. Its totient is φ = 6973332480.

The previous prime is 13950444503. The next prime is 13950444551. The reversal of 13950444544 is 44544405931.

The square root of 13950444544 is 118112.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×13950444544² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13950444544.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 3777739 + ... + 3781429.

Almost surely, 2^13950444544 is an apocalyptic number.

13950444544 is the 118112-nd square number.

It is an amenable number.

13950444544 is a deficient number, since it is larger than the sum of its proper divisors (13944378587).

13950444544 is an frugal number, since it uses more digits than its factorization.

13950444544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7402 (or 3693 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 43.

The spelling of 13950444544 in words is "thirteen billion, nine hundred fifty million, four hundred forty-four thousand, five hundred forty-four".