245266234143 has 16 divisors (see below), whose sum is σ = 383840079360. Its totient is φ = 136364237856.

The previous prime is 245266234123. The next prime is 245266234159. The reversal of 245266234143 is 341432662542.

It is a happy number.

It is not a de Polignac number, because 245266234143 - 2⁹ = 245266233631 is a prime.

It is a super-2 number, since 2×245266234143² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 245266234095 and 245266234104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245266234123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157828203 + ... + 157829756.

It is an arithmetic number, because the mean of its divisors is an integer number (23990004960).

Almost surely, 2^245266234143 is an apocalyptic number.

245266234143 is a deficient number, since it is larger than the sum of its proper divisors (138573845217).

245266234143 is a wasteful number, since it uses less digits than its factorization.

245266234143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315658006.

The product of its digits is 829440, while the sum is 42.

Adding to 245266234143 its reverse (341432662542), we get a palindrome (586698896685).

The spelling of 245266234143 in words is "two hundred forty-five billion, two hundred sixty-six million, two hundred thirty-four thousand, one hundred forty-three".