12736526032 has 20 divisors (see below), whose sum is σ = 24678769540. Its totient is φ = 6367811328.

The previous prime is 12736526027. The next prime is 12736526081. The reversal of 12736526032 is 23062563721.

It can be written as a sum of positive squares in 2 ways, for example, as 5929616016 + 6806910016 = 77004^2 + 82504^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12736525982 and 12736526000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 421444 + ... + 450652.

It is an arithmetic number, because the mean of its divisors is an integer number (1233938477).

Almost surely, 2^12736526032 is an apocalyptic number.

It is an amenable number.

12736526032 is a deficient number, since it is larger than the sum of its proper divisors (11942243508).

12736526032 is a wasteful number, since it uses less digits than its factorization.

12736526032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56470 (or 56464 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 37.

The spelling of 12736526032 in words is "twelve billion, seven hundred thirty-six million, five hundred twenty-six thousand, thirty-two".