25513634230034 has 8 divisors (see below), whose sum is σ = 38419363607868. Its totient is φ = 12707179694080.

The previous prime is 25513634230031. The next prime is 25513634230037. The reversal of 25513634230034 is 43003243631552.

It is an interprime number because it is at equal distance from previous prime (25513634230031) and next prime (25513634230037).

It can be written as a sum of positive squares in 2 ways, for example, as 23801684417809 + 1711949812225 = 4878697^2 + 1308415^2 .

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 = 25513634229973 and 25513634230000.

It is not an unprimeable number, because it can be changed into a prime (25513634230031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24818709827 + ... + 24818710854.

Almost surely, 2^{25513634230034} is an apocalyptic number.

25513634230034 is a deficient number, since it is larger than the sum of its proper divisors (12905729377834).

25513634230034 is a wasteful number, since it uses less digits than its factorization.

25513634230034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49637420940.

The product of its (nonzero) digits is 777600, while the sum is 41.

Adding to 25513634230034 its reverse (43003243631552), we get a palindrome (68516877861586).

The spelling of 25513634230034 in words is "twenty-five trillion, five hundred thirteen billion, six hundred thirty-four million, two hundred thirty thousand, thirty-four".