25895732830 has 16 divisors (see below), whose sum is σ = 50849802864. Its totient is φ = 9416630080.

The previous prime is 25895732803. The next prime is 25895732839. The reversal of 25895732830 is 3823759852.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25895732839) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117707767 + ... + 117707986.

It is an arithmetic number, because the mean of its divisors is an integer number (3178112679).

Almost surely, 2^25895732830 is an apocalyptic number.

25895732830 is a deficient number, since it is larger than the sum of its proper divisors (24954070034).

25895732830 is a wasteful number, since it uses less digits than its factorization.

25895732830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235415771.

The product of its (nonzero) digits is 3628800, while the sum is 52.

The spelling of 25895732830 in words is "twenty-five billion, eight hundred ninety-five million, seven hundred thirty-two thousand, eight hundred thirty".