245205011023 has 8 divisors (see below), whose sum is σ = 281953528448. Its totient is φ = 208886301144.

The previous prime is 245205011017. The next prime is 245205011039. The reversal of 245205011023 is 320110502542.

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

It is a cyclic number.

It is not a de Polignac number, because 245205011023 - 2⁵ = 245205010991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245205011053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107450661 + ... + 107452942.

It is an arithmetic number, because the mean of its divisors is an integer number (35244191056).

Almost surely, 2^245205011023 is an apocalyptic number.

245205011023 is a deficient number, since it is larger than the sum of its proper divisors (36748517425).

245205011023 is a wasteful number, since it uses less digits than its factorization.

245205011023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214903773.

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 245205011023 its reverse (320110502542), we get a palindrome (565315513565).

The spelling of 245205011023 in words is "two hundred forty-five billion, two hundred five million, eleven thousand, twenty-three".