245342454433 has 4 divisors (see below), whose sum is σ = 245973155220. Its totient is φ = 244711753648.

The previous prime is 245342454397. The next prime is 245342454449. The reversal of 245342454433 is 334454243542.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 80334265489 + 165008188944 = 283433^2 + 406212^2 .

It is a cyclic number.

It is not a de Polignac number, because 245342454433 - 2³⁷ = 107903500961 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 245342454433.

It is not an unprimeable number, because it can be changed into a prime (245342454463) 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, 315349810 + ... + 315350587.

It is an arithmetic number, because the mean of its divisors is an integer number (61493288805).

Almost surely, 2^245342454433 is an apocalyptic number.

It is an amenable number.

245342454433 is a deficient number, since it is larger than the sum of its proper divisors (630700787).

245342454433 is an equidigital number, since it uses as much as digits as its factorization.

245342454433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630700786.

The product of its digits is 2764800, while the sum is 43.

Adding to 245342454433 its reverse (334454243542), we get a palindrome (579796697975).

The spelling of 245342454433 in words is "two hundred forty-five billion, three hundred forty-two million, four hundred fifty-four thousand, four hundred thirty-three".