25055350812 has 48 divisors (see below), whose sum is σ = 64974715680. Its totient is φ = 8349675264.

The previous prime is 25055350769. The next prime is 25055350871. The reversal of 25055350812 is 21805355052.

25055350812 is a `hidden beast` number, since 2 + 50 + 553 + 50 + 8 + 1 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 434338 + ... + 488630.

It is an arithmetic number, because the mean of its divisors is an integer number (1353639910).

Almost surely, 2^25055350812 is an apocalyptic number.

It is an amenable number.

25055350812 is an abundant number, since it is smaller than the sum of its proper divisors (39919364868).

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

25055350812 is a wasteful number, since it uses less digits than its factorization.

25055350812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58579 (or 58571 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

The spelling of 25055350812 in words is "twenty-five billion, fifty-five million, three hundred fifty thousand, eight hundred twelve".