12504352534 has 8 divisors (see below), whose sum is σ = 18772549848. Its totient is φ = 6246835920.

The previous prime is 12504352529. The next prime is 12504352537. The reversal of 12504352534 is 43525340521.

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

It is a self number, because there is not a number n which added to its sum of digits gives 12504352534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12504352537) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2667247 + ... + 2671930.

It is an arithmetic number, because the mean of its divisors is an integer number (2346568731).

Almost surely, 2^12504352534 is an apocalyptic number.

12504352534 is a deficient number, since it is larger than the sum of its proper divisors (6268197314).

12504352534 is a wasteful number, since it uses less digits than its factorization.

12504352534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5340350.

The product of its (nonzero) digits is 72000, while the sum is 34.

The spelling of 12504352534 in words is "twelve billion, five hundred four million, three hundred fifty-two thousand, five hundred thirty-four".