245025323442101 has 4 divisors (see below), whose sum is σ = 245029574385804. Its totient is φ = 245021072498400.

The previous prime is 245025323442073. The next prime is 245025323442103. The reversal of 245025323442101 is 101244323520542.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 52402179934225 + 192623143507876 = 7238935^2 + 13878874^2 .

It is a cyclic number.

It is not a de Polignac number, because 245025323442101 - 2²⁶ = 245025256333237 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 (245025323442103) 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, 2125385390 + ... + 2125500671.

It is an arithmetic number, because the mean of its divisors is an integer number (61257393596451).

Almost surely, 2^{245025323442101} is an apocalyptic number.

It is an amenable number.

245025323442101 is a deficient number, since it is larger than the sum of its proper divisors (4250943703).

245025323442101 is an equidigital number, since it uses as much as digits as its factorization.

245025323442101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4250943702.

The product of its (nonzero) digits is 230400, while the sum is 38.

Adding to 245025323442101 its reverse (101244323520542), we get a palindrome (346269646962643).

The spelling of 245025323442101 in words is "two hundred forty-five trillion, twenty-five billion, three hundred twenty-three million, four hundred forty-two thousand, one hundred one".