12746249831026 has 32 divisors (see below), whose sum is σ = 20024985369600. Its totient is φ = 6073359870864.

The previous prime is 12746249830933. The next prime is 12746249831041. The reversal of 12746249831026 is 62013894264721.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13460275 + ... + 14376073.

It is an arithmetic number, because the mean of its divisors is an integer number (625780792800).

Almost surely, 2^{12746249831026} is an apocalyptic number.

12746249831026 is a deficient number, since it is larger than the sum of its proper divisors (7278735538574).

12746249831026 is a wasteful number, since it uses less digits than its factorization.

12746249831026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916950.

The product of its (nonzero) digits is 6967296, while the sum is 55.

The spelling of 12746249831026 in words is "twelve trillion, seven hundred forty-six billion, two hundred forty-nine million, eight hundred thirty-one thousand, twenty-six".