25426146012223 has 32 divisors (see below), whose sum is σ = 28553709945600. Its totient is φ = 22447413408000.

The previous prime is 25426146012203. The next prime is 25426146012247. The reversal of 25426146012223 is 32221064162452.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25426146012223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25426146012203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11825763 + ... + 13809451.

It is an arithmetic number, because the mean of its divisors is an integer number (892303435800).

Almost surely, 2^{25426146012223} is an apocalyptic number.

25426146012223 is a deficient number, since it is larger than the sum of its proper divisors (3127563933377).

25426146012223 is a wasteful number, since it uses less digits than its factorization.

25426146012223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1984023.

The product of its (nonzero) digits is 276480, while the sum is 40.

The spelling of 25426146012223 in words is "twenty-five trillion, four hundred twenty-six billion, one hundred forty-six million, twelve thousand, two hundred twenty-three".