25724794306 has 16 divisors (see below), whose sum is σ = 38838240000. Its totient is φ = 12778946928.

The previous prime is 25724794261. The next prime is 25724794313. The reversal of 25724794306 is 60349742752.

It is a self number, because there is not a number n which added to its sum of digits gives 25724794306.

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 7 ways as a sum of consecutive naturals, for example, 164760 + ... + 280348.

It is an arithmetic number, because the mean of its divisors is an integer number (2427390000).

Almost surely, 2^25724794306 is an apocalyptic number.

25724794306 is a deficient number, since it is larger than the sum of its proper divisors (13113445694).

25724794306 is a wasteful number, since it uses less digits than its factorization.

25724794306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116313.

The product of its (nonzero) digits is 2540160, while the sum is 49.

The spelling of 25724794306 in words is "twenty-five billion, seven hundred twenty-four million, seven hundred ninety-four thousand, three hundred six".