25422425004 has 24 divisors (see below), whose sum is σ = 60154472448. Its totient is φ = 8354787280.

The previous prime is 25422424969. The next prime is 25422425009. The reversal of 25422425004 is 40052422452.

It is not an unprimeable number, because it can be changed into a prime (25422425009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14918412 + ... + 14920115.

It is an arithmetic number, because the mean of its divisors is an integer number (2506436352).

Almost surely, 2^25422425004 is an apocalyptic number.

It is an amenable number.

25422425004 is an abundant number, since it is smaller than the sum of its proper divisors (34732047444).

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

25422425004 is a wasteful number, since it uses less digits than its factorization.

25422425004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29838605 (or 29838603 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 30.

Adding to 25422425004 its reverse (40052422452), we get a palindrome (65474847456).

The spelling of 25422425004 in words is "twenty-five billion, four hundred twenty-two million, four hundred twenty-five thousand, four".