25722622752 has 48 divisors (see below), whose sum is σ = 71493764832. Its totient is φ = 8069841920.

The previous prime is 25722622741. The next prime is 25722622771.

It is a happy number.

25722622752 is nontrivially palindromic in base 10.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7879074 + ... + 7882337.

It is an arithmetic number, because the mean of its divisors is an integer number (1489453434).

Almost surely, 2^25722622752 is an apocalyptic number.

It is an amenable number.

25722622752 is an abundant number, since it is smaller than the sum of its proper divisors (45771142080).

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

25722622752 is a wasteful number, since it uses less digits than its factorization.

25722622752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15761441 (or 15761433 counting only the distinct ones).

The product of its digits is 470400, while the sum is 42.

The spelling of 25722622752 in words is "twenty-five billion, seven hundred twenty-two million, six hundred twenty-two thousand, seven hundred fifty-two".