25296266460 has 48 divisors (see below), whose sum is σ = 71517229056. Its totient is φ = 6680177472.

The previous prime is 25296266459. The next prime is 25296266503. The reversal of 25296266460 is 6466269252.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2040444 + ... + 2052803.

It is an arithmetic number, because the mean of its divisors is an integer number (1489942272).

Almost surely, 2^25296266460 is an apocalyptic number.

25296266460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25296266460 is an abundant number, since it is smaller than the sum of its proper divisors (46220962596).

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

25296266460 is a wasteful number, since it uses less digits than its factorization.

25296266460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4093362 (or 4093360 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 48.

The spelling of 25296266460 in words is "twenty-five billion, two hundred ninety-six million, two hundred sixty-six thousand, four hundred sixty".