13690955506 has 16 divisors (see below), whose sum is σ = 21929898240. Its totient is φ = 6396218640.

The previous prime is 13690955387. The next prime is 13690955519. The reversal of 13690955506 is 60555909631.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 13690955506.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3805476 + ... + 3809071.

It is an arithmetic number, because the mean of its divisors is an integer number (1370618640).

Almost surely, 2^13690955506 is an apocalyptic number.

13690955506 is a deficient number, since it is larger than the sum of its proper divisors (8238942734).

13690955506 is a wasteful number, since it uses less digits than its factorization.

13690955506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7614609.

The product of its (nonzero) digits is 1093500, while the sum is 49.

The spelling of 13690955506 in words is "thirteen billion, six hundred ninety million, nine hundred fifty-five thousand, five hundred six".