13912704584 has 8 divisors (see below), whose sum is σ = 26086321110. Its totient is φ = 6956352288.

The previous prime is 13912704581. The next prime is 13912704593. The reversal of 13912704584 is 48540721931.

It can be written as a sum of positive squares in only one way, i.e., 8295202084 + 5617502500 = 91078^2 + 74950^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×13912704584² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13912704581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 869544029 + ... + 869544044.

Almost surely, 2^13912704584 is an apocalyptic number.

It is an amenable number.

13912704584 is a deficient number, since it is larger than the sum of its proper divisors (12173616526).

13912704584 is a wasteful number, since it uses less digits than its factorization.

13912704584 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1739088079 (or 1739088075 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 44.

The spelling of 13912704584 in words is "thirteen billion, nine hundred twelve million, seven hundred four thousand, five hundred eighty-four".