25722943722852 has 48 divisors (see below), whose sum is σ = 64069007385600. Its totient is φ = 8008625913120.

The previous prime is 25722943722841. The next prime is 25722943722857. The reversal of 25722943722852 is 25822734922752.

It is a super-2 number, since 2×25722943722852² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (25722943722857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 794490352 + ... + 794522727.

It is an arithmetic number, because the mean of its divisors is an integer number (1334770987200).

Almost surely, 2^{25722943722852} is an apocalyptic number.

It is an amenable number.

25722943722852 is an abundant number, since it is smaller than the sum of its proper divisors (38346063662748).

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

25722943722852 is a wasteful number, since it uses less digits than its factorization.

25722943722852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1589013176 (or 1589013174 counting only the distinct ones).

The product of its digits is 67737600, while the sum is 60.

The spelling of 25722943722852 in words is "twenty-five trillion, seven hundred twenty-two billion, nine hundred forty-three million, seven hundred twenty-two thousand, eight hundred fifty-two".