245042144115201 has 24 divisors (see below), whose sum is σ = 362182880373600. Its totient is φ = 159561565644096.

The previous prime is 245042144115179. The next prime is 245042144115233. The reversal of 245042144115201 is 102511441240542.

It is a happy number.

245042144115201 is a `hidden beast` number, since 2 + 4 + 5 + 0 + 4 + 2 + 1 + 441 + 1 + 5 + 201 = 666.

It is not a de Polignac number, because 245042144115201 - 2²³ = 245042135726593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (245042144115281) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 86366650 + ... + 89158748.

It is an arithmetic number, because the mean of its divisors is an integer number (15090953348900).

Almost surely, 2^{245042144115201} is an apocalyptic number.

It is an amenable number.

245042144115201 is a deficient number, since it is larger than the sum of its proper divisors (117140736258399).

245042144115201 is a wasteful number, since it uses less digits than its factorization.

245042144115201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3018925 (or 3018922 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 36.

Adding to 245042144115201 its reverse (102511441240542), we get a palindrome (347553585355743).

The spelling of 245042144115201 in words is "two hundred forty-five trillion, forty-two billion, one hundred forty-four million, one hundred fifteen thousand, two hundred one".