25352500856 has 8 divisors (see below), whose sum is σ = 47535939120. Its totient is φ = 12676250424.

The previous prime is 25352500847. The next prime is 25352500861. The reversal of 25352500856 is 65800525352.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1584531296 + ... + 1584531311.

It is an arithmetic number, because the mean of its divisors is an integer number (5941992390).

Almost surely, 2^25352500856 is an apocalyptic number.

It is an amenable number.

25352500856 is a deficient number, since it is larger than the sum of its proper divisors (22183438264).

25352500856 is a wasteful number, since it uses less digits than its factorization.

25352500856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3169062613 (or 3169062609 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 41.

The spelling of 25352500856 in words is "twenty-five billion, three hundred fifty-two million, five hundred thousand, eight hundred fifty-six".