245342315402533 has 2 divisors, whose sum is σ = 245342315402534. Its totient is φ = 245342315402532.

The previous prime is 245342315402497. The next prime is 245342315402633. The reversal of 245342315402533 is 335204513243542.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 205933463545924 + 39408851856609 = 14350382^2 + 6277647^2 .

It is a cyclic number.

It is not a de Polignac number, because 245342315402533 - 2⁴⁵ = 210157943313701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245342315402333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122671157701266 + 122671157701267.

It is an arithmetic number, because the mean of its divisors is an integer number (122671157701267).

Almost surely, 2^{245342315402533} is an apocalyptic number.

It is an amenable number.

245342315402533 is a deficient number, since it is larger than the sum of its proper divisors (1).

245342315402533 is an equidigital number, since it uses as much as digits as its factorization.

245342315402533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184000, while the sum is 46.

The spelling of 245342315402533 in words is "two hundred forty-five trillion, three hundred forty-two billion, three hundred fifteen million, four hundred two thousand, five hundred thirty-three".