13061312206155 has 48 divisors (see below), whose sum is σ = 23976543430944. Its totient is φ = 6554845946880.

The previous prime is 13061312206109. The next prime is 13061312206171. The reversal of 13061312206155 is 55160221316031.

13061312206155 is a `hidden beast` number, since 1 + 3 + 0 + 6 + 1 + 3 + 12 + 20 + 615 + 5 = 666.

It is not a de Polignac number, because 13061312206155 - 2¹⁵ = 13061312173387 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1687672 + ... + 5382458.

It is an arithmetic number, because the mean of its divisors is an integer number (499511321478).

Almost surely, 2^{13061312206155} is an apocalyptic number.

13061312206155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13061312206155 is a deficient number, since it is larger than the sum of its proper divisors (10915231224789).

13061312206155 is a wasteful number, since it uses less digits than its factorization.

13061312206155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3699436 (or 3699433 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The spelling of 13061312206155 in words is "thirteen trillion, sixty-one billion, three hundred twelve million, two hundred six thousand, one hundred fifty-five".