12525009938 has 16 divisors (see below), whose sum is σ = 21556995264. Its totient is φ = 5346474000.

The previous prime is 12525009919. The next prime is 12525009983. The reversal of 12525009938 is 83990052521.

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, 1778645 + ... + 1785672.

It is an arithmetic number, because the mean of its divisors is an integer number (1347312204).

Almost surely, 2^12525009938 is an apocalyptic number.

12525009938 is a deficient number, since it is larger than the sum of its proper divisors (9031985326).

12525009938 is a wasteful number, since it uses less digits than its factorization.

12525009938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3564577.

The product of its (nonzero) digits is 194400, while the sum is 44.

The spelling of 12525009938 in words is "twelve billion, five hundred twenty-five million, nine thousand, nine hundred thirty-eight".