25245586352 has 30 divisors (see below), whose sum is σ = 56899174068. Its totient is φ = 10819536672.

The previous prime is 25245586339. The next prime is 25245586391. The reversal of 25245586352 is 25368554252.

It is a junction number, because it is equal to n+sod(n) for n = 25245586297 and 25245586306.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16099718 + ... + 16101285.

Almost surely, 2^25245586352 is an apocalyptic number.

It is an amenable number.

25245586352 is an abundant number, since it is smaller than the sum of its proper divisors (31653587716).

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

25245586352 is a wasteful number, since it uses less digits than its factorization.

25245586352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32201025 (or 32201012 counting only the distinct ones).

The product of its digits is 2880000, while the sum is 47.

The spelling of 25245586352 in words is "twenty-five billion, two hundred forty-five million, five hundred eighty-six thousand, three hundred fifty-two".