25332061782 has 8 divisors (see below), whose sum is σ = 50664123576. Its totient is φ = 8444020592.

The previous prime is 25332061757. The next prime is 25332061829. The reversal of 25332061782 is 28716023352.

It is a sphenic number, since it is the product of 3 distinct primes.

25332061782 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 25332061782.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2111005143 + ... + 2111005154.

It is an arithmetic number, because the mean of its divisors is an integer number (6333015447).

Almost surely, 2^25332061782 is an apocalyptic number.

25332061782 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

25332061782 is a wasteful number, since it uses less digits than its factorization.

25332061782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4222010302.

The product of its (nonzero) digits is 120960, while the sum is 39.

The spelling of 25332061782 in words is "twenty-five billion, three hundred thirty-two million, sixty-one thousand, seven hundred eighty-two".