12575226546 has 24 divisors (see below), whose sum is σ = 27426769344. Its totient is φ = 4163981400.

The previous prime is 12575226541. The next prime is 12575226569. The reversal of 12575226546 is 64562257521.

12575226546 is a `hidden beast` number, since 1 + 2 + 57 + 52 + 2 + 6 + 546 = 666.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12575226541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2310606 + ... + 2316041.

It is an arithmetic number, because the mean of its divisors is an integer number (1142782056).

Almost surely, 2^12575226546 is an apocalyptic number.

12575226546 is an abundant number, since it is smaller than the sum of its proper divisors (14851542798).

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

12575226546 is a wasteful number, since it uses less digits than its factorization.

12575226546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4626806 (or 4626803 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 45.

It can be divided in two parts, 12575 and 226546, that added together give a square (239121 = 489²).

The spelling of 12575226546 in words is "twelve billion, five hundred seventy-five million, two hundred twenty-six thousand, five hundred forty-six".