245574122115893 has 2 divisors, whose sum is σ = 245574122115894. Its totient is φ = 245574122115892.

The previous prime is 245574122115877. The next prime is 245574122115937. The reversal of 245574122115893 is 398511221475542.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 141045622845169 + 104528499270724 = 11876263^2 + 10223918^2 .

It is a cyclic number.

It is not a de Polignac number, because 245574122115893 - 2⁴ = 245574122115877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245574122195893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122787061057946 + 122787061057947.

It is an arithmetic number, because the mean of its divisors is an integer number (122787061057947).

Almost surely, 2^{245574122115893} is an apocalyptic number.

It is an amenable number.

245574122115893 is a deficient number, since it is larger than the sum of its proper divisors (1).

245574122115893 is an equidigital number, since it uses as much as digits as its factorization.

245574122115893 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192000, while the sum is 59.

The spelling of 245574122115893 in words is "two hundred forty-five trillion, five hundred seventy-four billion, one hundred twenty-two million, one hundred fifteen thousand, eight hundred ninety-three".