12850138552 has 16 divisors (see below), whose sum is σ = 24099562800. Its totient is φ = 6423588480.

The previous prime is 12850138537. The next prime is 12850138559. The reversal of 12850138552 is 25583105821.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12850138559) 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, 147777 + ... + 218032.

It is an arithmetic number, because the mean of its divisors is an integer number (1506222675).

Almost surely, 2^12850138552 is an apocalyptic number.

It is an amenable number.

12850138552 is a deficient number, since it is larger than the sum of its proper divisors (11249424248).

12850138552 is a wasteful number, since it uses less digits than its factorization.

12850138552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370206 (or 370202 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 40.

The spelling of 12850138552 in words is "twelve billion, eight hundred fifty million, one hundred thirty-eight thousand, five hundred fifty-two".