13626664356660 has 24 divisors (see below), whose sum is σ = 38154660198816. Its totient is φ = 3633777161760.

The previous prime is 13626664356629. The next prime is 13626664356689. The reversal of 13626664356660 is 6665346662631.

It is a Harshad number since it is a multiple of its sum of digits (60), and also a Moran number because the ratio is a prime number: 227111072611 = 13626664356660 / (1 + 3 + 6 + 2 + 6 + 6 + 6 + 4 + 3 + 5 + 6 + 6 + 6 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 13626664356594 and 13626664356603.

It is a congruent number.

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, 113555536246 + ... + 113555536365.

It is an arithmetic number, because the mean of its divisors is an integer number (1589777508284).

Almost surely, 2^{13626664356660} is an apocalyptic number.

13626664356660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13626664356660 is an abundant number, since it is smaller than the sum of its proper divisors (24527995842156).

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

13626664356660 is a wasteful number, since it uses less digits than its factorization.

13626664356660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227111072623 (or 227111072621 counting only the distinct ones).

The product of its (nonzero) digits is 100776960, while the sum is 60.

The spelling of 13626664356660 in words is "thirteen trillion, six hundred twenty-six billion, six hundred sixty-four million, three hundred fifty-six thousand, six hundred sixty".