245342423043 has 12 divisors (see below), whose sum is σ = 367508815128. Its totient is φ = 163561615200.

The previous prime is 245342423021. The next prime is 245342423047. The reversal of 245342423043 is 340324243542.

245342423043 is a `hidden beast` number, since 2 + 4 + 5 + 342 + 4 + 2 + 304 + 3 = 666.

It is not a de Polignac number, because 245342423043 - 2¹⁰ = 245342422019 is a prime.

It is a super-2 number, since 2×245342423043² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 245342422989 and 245342423007.

It is not an unprimeable number, because it can be changed into a prime (245342423047) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 504819558 + ... + 504820043.

It is an arithmetic number, because the mean of its divisors is an integer number (30625734594).

Almost surely, 2^245342423043 is an apocalyptic number.

245342423043 is a deficient number, since it is larger than the sum of its proper divisors (122166392085).

245342423043 is an equidigital number, since it uses as much as digits as its factorization.

245342423043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009639616 (or 1009639604 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 36.

Adding to 245342423043 its reverse (340324243542), we get a palindrome (585666666585).

The spelling of 245342423043 in words is "two hundred forty-five billion, three hundred forty-two million, four hundred twenty-three thousand, forty-three".