12325512321055 has 16 divisors (see below), whose sum is σ = 15076061529984. Its totient is φ = 9671604560640.

The previous prime is 12325512321011. The next prime is 12325512321071. The reversal of 12325512321055 is 55012321552321.

It is not a de Polignac number, because 12325512321055 - 2²⁷ = 12325378103327 is a prime.

It is a super-2 number, since 2×12325512321055² (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, 93217159 + ... + 93349288.

It is an arithmetic number, because the mean of its divisors is an integer number (942253845624).

Almost surely, 2^{12325512321055} is an apocalyptic number.

12325512321055 is a deficient number, since it is larger than the sum of its proper divisors (2750549208929).

12325512321055 is a wasteful number, since it uses less digits than its factorization.

12325512321055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186566706.

The product of its (nonzero) digits is 90000, while the sum is 37.

Adding to 12325512321055 its reverse (55012321552321), we get a palindrome (67337833873376).

The spelling of 12325512321055 in words is "twelve trillion, three hundred twenty-five billion, five hundred twelve million, three hundred twenty-one thousand, fifty-five".