13550326655 has 8 divisors (see below), whose sum is σ = 16261344000. Its totient is φ = 10839626656.

The previous prime is 13550326639. The next prime is 13550326721. The reversal of 13550326655 is 55662305531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13550326655 - 2⁴ = 13550326639 is a prime.

It is a super-2 number, since 2×13550326655² (a number of 21 digits) contains 22 as substring.

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, 27746 + ... + 166944.

It is an arithmetic number, because the mean of its divisors is an integer number (2032668000).

Almost surely, 2^13550326655 is an apocalyptic number.

13550326655 is a deficient number, since it is larger than the sum of its proper divisors (2711017345).

13550326655 is a wasteful number, since it uses less digits than its factorization.

13550326655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158673.

The product of its (nonzero) digits is 405000, while the sum is 41.

The spelling of 13550326655 in words is "thirteen billion, five hundred fifty million, three hundred twenty-six thousand, six hundred fifty-five".