12265826562 has 96 divisors (see below), whose sum is σ = 29821633920. Its totient is φ = 3613502880.

The previous prime is 12265826543. The next prime is 12265826581. The reversal of 12265826562 is 26562856221.

It is a happy number.

12265826562 is a `hidden beast` number, since 1 + 2 + 2 + 6 + 5 + 82 + 6 + 562 = 666.

It is an interprime number because it is at equal distance from previous prime (12265826543) and next prime (12265826581).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10028683 + ... + 10029905.

It is an arithmetic number, because the mean of its divisors is an integer number (310642020).

Almost surely, 2^12265826562 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12265826562, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14910816960).

12265826562 is an abundant number, since it is smaller than the sum of its proper divisors (17555807358).

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

12265826562 is a wasteful number, since it uses less digits than its factorization.

12265826562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1353 (or 1276 counting only the distinct ones).

The product of its digits is 691200, while the sum is 45.

The spelling of 12265826562 in words is "twelve billion, two hundred sixty-five million, eight hundred twenty-six thousand, five hundred sixty-two".