25560632450 has 48 divisors (see below), whose sum is σ = 48273431136. Its totient is φ = 10067587200.

The previous prime is 25560632443. The next prime is 25560632473. The reversal of 25560632450 is 5423606552.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2341505 + ... + 2352395.

It is an arithmetic number, because the mean of its divisors is an integer number (1005696482).

Almost surely, 2^25560632450 is an apocalyptic number.

25560632450 is a deficient number, since it is larger than the sum of its proper divisors (22712798686).

25560632450 is a wasteful number, since it uses less digits than its factorization.

25560632450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11619 (or 11614 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 38.

The spelling of 25560632450 in words is "twenty-five billion, five hundred sixty million, six hundred thirty-two thousand, four hundred fifty".