245317051134 has 12 divisors (see below), whose sum is σ = 531520277496. Its totient is φ = 81772350372.

The previous prime is 245317051121. The next prime is 245317051159. The reversal of 245317051134 is 431150713542.

245317051134 is a `hidden beast` number, since 2 + 4 + 531 + 7 + 0 + 5 + 113 + 4 = 666.

245317051134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 6814362514 + ... + 6814362549.

It is an arithmetic number, because the mean of its divisors is an integer number (44293356458).

Almost surely, 2^245317051134 is an apocalyptic number.

245317051134 is an abundant number, since it is smaller than the sum of its proper divisors (286203226362).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

245317051134 is a wasteful number, since it uses less digits than its factorization.

245317051134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13628725071 (or 13628725068 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

Adding to 245317051134 its reverse (431150713542), we get a palindrome (676467764676).

The spelling of 245317051134 in words is "two hundred forty-five billion, three hundred seventeen million, fifty-one thousand, one hundred thirty-four".