25234240319 has 2 divisors, whose sum is σ = 25234240320. Its totient is φ = 25234240318.

The previous prime is 25234240313. The next prime is 25234240373. The reversal of 25234240319 is 91304243252.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25234240319 - 2⁴ = 25234240303 is a prime.

It is a super-2 number, since 2×25234240319² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25234240313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12617120159 + 12617120160.

It is an arithmetic number, because the mean of its divisors is an integer number (12617120160).

Almost surely, 2^25234240319 is an apocalyptic number.

25234240319 is a deficient number, since it is larger than the sum of its proper divisors (1).

25234240319 is an equidigital number, since it uses as much as digits as its factorization.

25234240319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 35.

The spelling of 25234240319 in words is "twenty-five billion, two hundred thirty-four million, two hundred forty thousand, three hundred nineteen".