12553412523 has 8 divisors (see below), whose sum is σ = 16773726528. Its totient is φ = 8351020104.

The previous prime is 12553412519. The next prime is 12553412549. The reversal of 12553412523 is 32521435521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12553412523 - 2² = 12553412519 is a prime.

It is a super-2 number, since 2×12553412523² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12553416523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4478761 + ... + 4481562.

It is an arithmetic number, because the mean of its divisors is an integer number (2096715816).

Almost surely, 2^12553412523 is an apocalyptic number.

12553412523 is a deficient number, since it is larger than the sum of its proper divisors (4220314005).

12553412523 is an equidigital number, since it uses as much as digits as its factorization.

12553412523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8960793.

The product of its digits is 36000, while the sum is 33.

The spelling of 12553412523 in words is "twelve billion, five hundred fifty-three million, four hundred twelve thousand, five hundred twenty-three".