25005580336 has 40 divisors (see below), whose sum is σ = 53397613584. Its totient is φ = 11248988160.

The previous prime is 25005580333. The next prime is 25005580343. The reversal of 25005580336 is 63308550052.

It is a junction number, because it is equal to n+sod(n) for n = 25005580295 and 25005580304.

It is not an unprimeable number, because it can be changed into a prime (25005580333) 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, 715285 + ... + 749428.

Almost surely, 2^25005580336 is an apocalyptic number.

It is an amenable number.

25005580336 is an abundant number, since it is smaller than the sum of its proper divisors (28392033248).

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

25005580336 is a wasteful number, since it uses less digits than its factorization.

25005580336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1464829 (or 1464823 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 37.

The spelling of 25005580336 in words is "twenty-five billion, five million, five hundred eighty thousand, three hundred thirty-six".