25042225214 has 4 divisors (see below), whose sum is σ = 37563337824. Its totient is φ = 12521112606.

The previous prime is 25042225199. The next prime is 25042225297. The reversal of 25042225214 is 41252224052.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×25042225214² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6260556302 + ... + 6260556305.

It is an arithmetic number, because the mean of its divisors is an integer number (9390834456).

Almost surely, 2^25042225214 is an apocalyptic number.

25042225214 is a deficient number, since it is larger than the sum of its proper divisors (12521112610).

25042225214 is a wasteful number, since it uses less digits than its factorization.

25042225214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12521112609.

The product of its (nonzero) digits is 12800, while the sum is 29.

Adding to 25042225214 its reverse (41252224052), we get a palindrome (66294449266).

The spelling of 25042225214 in words is "twenty-five billion, forty-two million, two hundred twenty-five thousand, two hundred fourteen".