13644546162606 has 64 divisors (see below), whose sum is σ = 31412168582400. Its totient is φ = 4384992780000.

The previous prime is 13644546162571. The next prime is 13644546162671. The reversal of 13644546162606 is 60626164544631.

13644546162606 is a `hidden beast` number, since 1 + 3 + 6 + 4 + 4 + 5 + 4 + 6 + 1 + 626 + 0 + 6 = 666.

It is a super-2 number, since 2×13644546162606² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5222520 + ... + 7386731.

It is an arithmetic number, because the mean of its divisors is an integer number (490815134100).

Almost surely, 2^{13644546162606} is an apocalyptic number.

13644546162606 is an abundant number, since it is smaller than the sum of its proper divisors (17767622419794).

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

13644546162606 is a wasteful number, since it uses less digits than its factorization.

13644546162606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12609982 (or 12609976 counting only the distinct ones).

The product of its (nonzero) digits is 14929920, while the sum is 54.

The spelling of 13644546162606 in words is "thirteen trillion, six hundred forty-four billion, five hundred forty-six million, one hundred sixty-two thousand, six hundred six".