23825786630 has 64 divisors (see below), whose sum is σ = 45516729600. Its totient is φ = 8954375040.

The previous prime is 23825786617. The next prime is 23825786639. The reversal of 23825786630 is 3668752832.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23825786639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20345945 + ... + 20347115.

It is an arithmetic number, because the mean of its divisors is an integer number (711198900).

Almost surely, 2^23825786630 is an apocalyptic number.

23825786630 is a deficient number, since it is larger than the sum of its proper divisors (21690942970).

23825786630 is a wasteful number, since it uses less digits than its factorization.

23825786630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1989.

The product of its (nonzero) digits is 2903040, while the sum is 50.

The spelling of 23825786630 in words is "twenty-three billion, eight hundred twenty-five million, seven hundred eighty-six thousand, six hundred thirty".