12523939334 has 16 divisors (see below), whose sum is σ = 19135472400. Its totient is φ = 6146522784.

The previous prime is 12523939303. The next prime is 12523939361. The reversal of 12523939334 is 43393932521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 245129 + ... + 291780.

It is an arithmetic number, because the mean of its divisors is an integer number (1195967025).

Almost surely, 2^12523939334 is an apocalyptic number.

12523939334 is a deficient number, since it is larger than the sum of its proper divisors (6611533066).

12523939334 is a wasteful number, since it uses less digits than its factorization.

12523939334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537127.

The product of its digits is 524880, while the sum is 44.

The spelling of 12523939334 in words is "twelve billion, five hundred twenty-three million, nine hundred thirty-nine thousand, three hundred thirty-four".