13650660735 has 16 divisors (see below), whose sum is σ = 22167044736. Its totient is φ = 7171689888.

The previous prime is 13650660721. The next prime is 13650660743. The reversal of 13650660735 is 53706605631.

It is a happy number.

It is not a de Polignac number, because 13650660735 - 2⁴ = 13650660719 is a prime.

It is a congruent 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, 6790369 + ... + 6792378.

It is an arithmetic number, because the mean of its divisors is an integer number (1385440296).

Almost surely, 2^13650660735 is an apocalyptic number.

13650660735 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13650660735 is a deficient number, since it is larger than the sum of its proper divisors (8516384001).

13650660735 is a wasteful number, since it uses less digits than its factorization.

13650660735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13582822.

The product of its (nonzero) digits is 340200, while the sum is 42.

The spelling of 13650660735 in words is "thirteen billion, six hundred fifty million, six hundred sixty thousand, seven hundred thirty-five".