13155607575265 has 32 divisors (see below), whose sum is σ = 16504703824896. Its totient is φ = 10047596687040.

The previous prime is 13155607575247. The next prime is 13155607575293. The reversal of 13155607575265 is 56257570655131.

It is a happy number.

It is not a de Polignac number, because 13155607575265 - 2⁵ = 13155607575233 is a prime.

It is a super-3 number, since 3×13155607575265³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian 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, 808721662 + ... + 808737928.

It is an arithmetic number, because the mean of its divisors is an integer number (515771994528).

Almost surely, 2^{13155607575265} is an apocalyptic number.

It is an amenable number.

13155607575265 is a deficient number, since it is larger than the sum of its proper divisors (3349096249631).

13155607575265 is a wasteful number, since it uses less digits than its factorization.

13155607575265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29349.

The product of its (nonzero) digits is 33075000, while the sum is 58.

The spelling of 13155607575265 in words is "thirteen trillion, one hundred fifty-five billion, six hundred seven million, five hundred seventy-five thousand, two hundred sixty-five".