13784633465 has 16 divisors (see below), whose sum is σ = 16616831616. Its totient is φ = 10977590400.

The previous prime is 13784633407. The next prime is 13784633497. The reversal of 13784633465 is 56433648731.

It is not a de Polignac number, because 13784633465 - 2²⁰ = 13783584889 is a prime.

It is a super-2 number, since 2×13784633465² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2260070 + ... + 2266160.

It is an arithmetic number, because the mean of its divisors is an integer number (1038551976).

Almost surely, 2^13784633465 is an apocalyptic number.

It is an amenable number.

13784633465 is a deficient number, since it is larger than the sum of its proper divisors (2832198151).

13784633465 is a wasteful number, since it uses less digits than its factorization.

13784633465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8080.

The product of its digits is 4354560, while the sum is 50.

The spelling of 13784633465 in words is "thirteen billion, seven hundred eighty-four million, six hundred thirty-three thousand, four hundred sixty-five".