26463145425 has 24 divisors (see below), whose sum is σ = 43823388576. Its totient is φ = 14090778240.

The previous prime is 26463145249. The next prime is 26463145433. The reversal of 26463145425 is 52454136462.

It is a happy number.

It is not a de Polignac number, because 26463145425 - 2⁸ = 26463145169 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 239659 + ... + 332208.

It is an arithmetic number, because the mean of its divisors is an integer number (1825974524).

Almost surely, 2^26463145425 is an apocalyptic number.

26463145425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26463145425 is a deficient number, since it is larger than the sum of its proper divisors (17360243151).

26463145425 is a wasteful number, since it uses less digits than its factorization.

26463145425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572497 (or 572492 counting only the distinct ones).

The product of its digits is 691200, while the sum is 42.

The spelling of 26463145425 in words is "twenty-six billion, four hundred sixty-three million, one hundred forty-five thousand, four hundred twenty-five".