13504053644 has 12 divisors (see below), whose sum is σ = 23634747024. Its totient is φ = 6751268784.

The previous prime is 13504053617. The next prime is 13504053653. The reversal of 13504053644 is 44635040531.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148439 + ... + 221454.

It is an arithmetic number, because the mean of its divisors is an integer number (1969562252).

Almost surely, 2^13504053644 is an apocalyptic number.

It is an amenable number.

13504053644 is a deficient number, since it is larger than the sum of its proper divisors (10130693380).

13504053644 is a wasteful number, since it uses less digits than its factorization.

13504053644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379024 (or 379022 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 35.

The spelling of 13504053644 in words is "thirteen billion, five hundred four million, fifty-three thousand, six hundred forty-four".