12504022662523 has 16 divisors (see below), whose sum is σ = 14330921278464. Its totient is φ = 10687319102880.

The previous prime is 12504022662517. The next prime is 12504022662557. The reversal of 12504022662523 is 32526622040521.

It is a de Polignac number, because none of the positive numbers 2^k-12504022662523 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12504022662023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1744386 + ... + 5296312.

It is an arithmetic number, because the mean of its divisors is an integer number (895682579904).

Almost surely, 2^{12504022662523} is an apocalyptic number.

12504022662523 is a deficient number, since it is larger than the sum of its proper divisors (1826898615941).

12504022662523 is an equidigital number, since it uses as much as digits as its factorization.

12504022662523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3553362.

The product of its (nonzero) digits is 345600, while the sum is 40.

The spelling of 12504022662523 in words is "twelve trillion, five hundred four billion, twenty-two million, six hundred sixty-two thousand, five hundred twenty-three".