25416145723 has 2 divisors, whose sum is σ = 25416145724. Its totient is φ = 25416145722.

The previous prime is 25416145687. The next prime is 25416145763. The reversal of 25416145723 is 32754161452.

It is an a-pointer prime, because the next prime (25416145763) can be obtained adding 25416145723 to its sum of digits (40).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25416145723 - 2¹⁷ = 25416014651 is a prime.

It is not a weakly prime, because it can be changed into another prime (25416145763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12708072861 + 12708072862.

It is an arithmetic number, because the mean of its divisors is an integer number (12708072862).

Almost surely, 2^25416145723 is an apocalyptic number.

25416145723 is a deficient number, since it is larger than the sum of its proper divisors (1).

25416145723 is an equidigital number, since it uses as much as digits as its factorization.

25416145723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 201600, while the sum is 40.

The spelling of 25416145723 in words is "twenty-five billion, four hundred sixteen million, one hundred forty-five thousand, seven hundred twenty-three".