12241582491 has 64 divisors (see below), whose sum is σ = 17691955200. Its totient is φ = 7511577216.

The previous prime is 12241582481. The next prime is 12241582501. The reversal of 12241582491 is 19428514221.

It is an interprime number because it is at equal distance from previous prime (12241582481) and next prime (12241582501).

It is not a de Polignac number, because 12241582491 - 2⁶ = 12241582427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12241582481) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 68388640 + ... + 68388818.

It is an arithmetic number, because the mean of its divisors is an integer number (276436800).

Almost surely, 2^12241582491 is an apocalyptic number.

12241582491 is a deficient number, since it is larger than the sum of its proper divisors (5450372709).

12241582491 is a wasteful number, since it uses less digits than its factorization.

12241582491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528.

The product of its digits is 46080, while the sum is 39.

The spelling of 12241582491 in words is "twelve billion, two hundred forty-one million, five hundred eighty-two thousand, four hundred ninety-one".