12238570020726 has 56 divisors (see below), whose sum is σ = 31456218797904. Its totient is φ = 3496734288720.

The previous prime is 12238570020671. The next prime is 12238570020749. The reversal of 12238570020726 is 62702007583221.

12238570020726 is a `hidden beast` number, since 1 + 2 + 2 + 3 + 8 + 570 + 0 + 2 + 0 + 72 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 599567005 + ... + 599587416.

Almost surely, 2^{12238570020726} is an apocalyptic number.

12238570020726 is an abundant number, since it is smaller than the sum of its proper divisors (19217648777178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12238570020726 is an equidigital number, since it uses as much as digits as its factorization.

12238570020726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1199154448 (or 1199154433 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 45.

The spelling of 12238570020726 in words is "twelve trillion, two hundred thirty-eight billion, five hundred seventy million, twenty thousand, seven hundred twenty-six".