13556165466 has 32 divisors (see below), whose sum is σ = 29374792128. Its totient is φ = 4154008320.

The previous prime is 13556165461. The next prime is 13556165501. The reversal of 13556165466 is 66456165531.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13556165461) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1541005 + ... + 1549776.

It is an arithmetic number, because the mean of its divisors is an integer number (917962254).

Almost surely, 2^13556165466 is an apocalyptic number.

13556165466 is an abundant number, since it is smaller than the sum of its proper divisors (15818626662).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13556165466 is a wasteful number, since it uses less digits than its factorization.

13556165466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3090846.

The product of its digits is 1944000, while the sum is 48.

The spelling of 13556165466 in words is "thirteen billion, five hundred fifty-six million, one hundred sixty-five thousand, four hundred sixty-six".