240245122353 has 4 divisors (see below), whose sum is σ = 320326829808. Its totient is φ = 160163414900.

The previous prime is 240245122303. The next prime is 240245122399. The reversal of 240245122353 is 353221542042.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 240245122353 - 2¹² = 240245118257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (240245122303) 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, 40040853723 + ... + 40040853728.

It is an arithmetic number, because the mean of its divisors is an integer number (80081707452).

Almost surely, 2^240245122353 is an apocalyptic number.

It is an amenable number.

240245122353 is a deficient number, since it is larger than the sum of its proper divisors (80081707455).

240245122353 is an equidigital number, since it uses as much as digits as its factorization.

240245122353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80081707454.

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 240245122353 its reverse (353221542042), we get a palindrome (593466664395).

The spelling of 240245122353 in words is "two hundred forty billion, two hundred forty-five million, one hundred twenty-two thousand, three hundred fifty-three".