12633612436523 has 8 divisors (see below), whose sum is σ = 13618398696000. Its totient is φ = 11650679022528.

The previous prime is 12633612436493. The next prime is 12633612436531. The reversal of 12633612436523 is 32563421633621.

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

It is a de Polignac number, because none of the positive numbers 2^k-12633612436523 is a prime.

It is a super-2 number, since 2×12633612436523² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12633612336523) 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, 463197203 + ... + 463224476.

It is an arithmetic number, because the mean of its divisors is an integer number (1702299837000).

Almost surely, 2^{12633612436523} is an apocalyptic number.

12633612436523 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12633612436523 is a deficient number, since it is larger than the sum of its proper divisors (984786259477).

12633612436523 is a wasteful number, since it uses less digits than its factorization.

12633612436523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 926422741.

The product of its digits is 2799360, while the sum is 47.

The spelling of 12633612436523 in words is "twelve trillion, six hundred thirty-three billion, six hundred twelve million, four hundred thirty-six thousand, five hundred twenty-three".