25322212834 has 4 divisors (see below), whose sum is σ = 37983319254. Its totient is φ = 12661106416.

The previous prime is 25322212789. The next prime is 25322212841. The reversal of 25322212834 is 43821222352.

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

It can be written as a sum of positive squares in only one way, i.e., 25320765625 + 1447209 = 159125^2 + 1203^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 25322212834.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6330553207 + ... + 6330553210.

Almost surely, 2^25322212834 is an apocalyptic number.

25322212834 is a deficient number, since it is larger than the sum of its proper divisors (12661106420).

25322212834 is a wasteful number, since it uses less digits than its factorization.

25322212834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12661106419.

The product of its digits is 46080, while the sum is 34.

The spelling of 25322212834 in words is "twenty-five billion, three hundred twenty-two million, two hundred twelve thousand, eight hundred thirty-four".