245243442201 has 8 divisors (see below), whose sum is σ = 326994475584. Its totient is φ = 163494018480.

The previous prime is 245243442091. The next prime is 245243442203. The reversal of 245243442201 is 102244342542.

245243442201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 245243442201 - 2²¹ = 245241345049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (245243442203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14916 + ... + 700506.

It is an arithmetic number, because the mean of its divisors is an integer number (40874309448).

Almost surely, 2^245243442201 is an apocalyptic number.

It is an amenable number.

245243442201 is a deficient number, since it is larger than the sum of its proper divisors (81751033383).

245243442201 is a wasteful number, since it uses less digits than its factorization.

245243442201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 804831.

The product of its (nonzero) digits is 61440, while the sum is 33.

Adding to 245243442201 its reverse (102244342542), we get a palindrome (347487784743).

The spelling of 245243442201 in words is "two hundred forty-five billion, two hundred forty-three million, four hundred forty-two thousand, two hundred one".