10555255121215 has 16 divisors (see below), whose sum is σ = 15105160124928. Its totient is φ = 6923198389536.

The previous prime is 10555255121197. The next prime is 10555255121221. The reversal of 10555255121215 is 51212155255501.

It is not a de Polignac number, because 10555255121215 - 2⁵ = 10555255121183 is a prime.

It is a super-2 number, since 2×10555255121215² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6556058277 + ... + 6556059886.

It is an arithmetic number, because the mean of its divisors is an integer number (944072507808).

Almost surely, 2^{10555255121215} is an apocalyptic number.

10555255121215 is a deficient number, since it is larger than the sum of its proper divisors (4549905003713).

10555255121215 is a wasteful number, since it uses less digits than its factorization.

10555255121215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13112118198.

The product of its (nonzero) digits is 125000, while the sum is 40.

The spelling of 10555255121215 in words is "ten trillion, five hundred fifty-five billion, two hundred fifty-five million, one hundred twenty-one thousand, two hundred fifteen".