25722782029422 has 96 divisors (see below), whose sum is σ = 57182697617760. Its totient is φ = 8353890236160.

The previous prime is 25722782029393. The next prime is 25722782029423. The reversal of 25722782029422 is 22492028722752.

25722782029422 is a `hidden beast` number, since 2 + 5 + 7 + 2 + 2 + 7 + 8 + 202 + 9 + 422 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25722782029423) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 435972028 + ... + 436031024.

It is an arithmetic number, because the mean of its divisors is an integer number (595653100185).

Almost surely, 2^{25722782029422} is an apocalyptic number.

25722782029422 is an abundant number, since it is smaller than the sum of its proper divisors (31459915588338).

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

25722782029422 is a wasteful number, since it uses less digits than its factorization.

25722782029422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62818 (or 62815 counting only the distinct ones).

The product of its (nonzero) digits is 9031680, while the sum is 54.

The spelling of 25722782029422 in words is "twenty-five trillion, seven hundred twenty-two billion, seven hundred eighty-two million, twenty-nine thousand, four hundred twenty-two".