25334252434 has 8 divisors (see below), whose sum is σ = 38007498060. Its totient is φ = 12665086416.

The previous prime is 25334252429. The next prime is 25334252467. The reversal of 25334252434 is 43425243352.

It can be written as a sum of positive squares in 2 ways, for example, as 24874021225 + 460231209 = 157715^2 + 21453^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 25334252393 and 25334252402.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1004329 + ... + 1029244.

Almost surely, 2^25334252434 is an apocalyptic number.

25334252434 is a deficient number, since it is larger than the sum of its proper divisors (12673245626).

25334252434 is a wasteful number, since it uses less digits than its factorization.

25334252434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2039804.

The product of its digits is 345600, while the sum is 37.

Adding to 25334252434 its reverse (43425243352), we get a palindrome (68759495786).

The spelling of 25334252434 in words is "twenty-five billion, three hundred thirty-four million, two hundred fifty-two thousand, four hundred thirty-four".