245323312204401 has 40 divisors (see below), whose sum is σ = 366963895458600. Its totient is φ = 163328752200960.

The previous prime is 245323312204367. The next prime is 245323312204409. The reversal of 245323312204401 is 104402213323542.

245323312204401 is a `hidden beast` number, since 2 + 4 + 5 + 3 + 2 + 33 + 12 + 204 + 401 = 666.

245323312204401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 634254552801 + 244689057651600 = 796401^2 + 15642540^2 .

It is not a de Polignac number, because 245323312204401 - 2¹⁹ = 245323311680113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (245323312204409) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3483236055 + ... + 3483306483.

It is an arithmetic number, because the mean of its divisors is an integer number (9174097386465).

Almost surely, 2^{245323312204401} is an apocalyptic number.

It is an amenable number.

245323312204401 is a deficient number, since it is larger than the sum of its proper divisors (121640583254199).

245323312204401 is an equidigital number, since it uses as much as digits as its factorization.

245323312204401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127711 (or 127702 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

Adding to 245323312204401 its reverse (104402213323542), we get a palindrome (349725525527943).

The spelling of 245323312204401 in words is "two hundred forty-five trillion, three hundred twenty-three billion, three hundred twelve million, two hundred four thousand, four hundred one".