245343253115618 has 8 divisors (see below), whose sum is σ = 420588433912512. Its totient is φ = 105147108478116.

The previous prime is 245343253115617. The next prime is 245343253115713. The reversal of 245343253115618 is 816511352343542.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 245343253115618.

It is not an unprimeable number, because it can be changed into a prime (245343253115617) 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, 8762259039830 + ... + 8762259039857.

It is an arithmetic number, because the mean of its divisors is an integer number (52573554239064).

Almost surely, 2^{245343253115618} is an apocalyptic number.

245343253115618 is a deficient number, since it is larger than the sum of its proper divisors (175245180796894).

245343253115618 is a wasteful number, since it uses less digits than its factorization.

245343253115618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17524518079696.

The product of its digits is 10368000, while the sum is 53.

The spelling of 245343253115618 in words is "two hundred forty-five trillion, three hundred forty-three billion, two hundred fifty-three million, one hundred fifteen thousand, six hundred eighteen".