25412313331 has 2 divisors, whose sum is σ = 25412313332. Its totient is φ = 25412313330.

The previous prime is 25412313319. The next prime is 25412313413. The reversal of 25412313331 is 13331321452.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25412313331 - 2¹⁹ = 25411789043 is a prime.

It is a super-2 number, since 2×25412313331² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 25412313331.

It is not a weakly prime, because it can be changed into another prime (25412310331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12706156665 + 12706156666.

It is an arithmetic number, because the mean of its divisors is an integer number (12706156666).

Almost surely, 2^25412313331 is an apocalyptic number.

25412313331 is a deficient number, since it is larger than the sum of its proper divisors (1).

25412313331 is an equidigital number, since it uses as much as digits as its factorization.

25412313331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480, while the sum is 28.

Adding to 25412313331 its reverse (13331321452), we get a palindrome (38743634783).

The spelling of 25412313331 in words is "twenty-five billion, four hundred twelve million, three hundred thirteen thousand, three hundred thirty-one".