12255542553523 has 8 divisors (see below), whose sum is σ = 12316679437392. Its totient is φ = 12194547027936.

The previous prime is 12255542553503. The next prime is 12255542553533. The reversal of 12255542553523 is 32535524555221.

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 12255542553523 - 2³³ = 12246952618931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12255542553503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35165740 + ... + 35512537.

It is an arithmetic number, because the mean of its divisors is an integer number (1539584929674).

Almost surely, 2^{12255542553523} is an apocalyptic number.

12255542553523 is a deficient number, since it is larger than the sum of its proper divisors (61136883869).

12255542553523 is an equidigital number, since it uses as much as digits as its factorization.

12255542553523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70679141.

The product of its digits is 9000000, while the sum is 49.

The spelling of 12255542553523 in words is "twelve trillion, two hundred fifty-five billion, five hundred forty-two million, five hundred fifty-three thousand, five hundred twenty-three".