245332050313 has 20 divisors (see below), whose sum is σ = 287454137540. Its totient is φ = 209365871904.

The previous prime is 245332050311. The next prime is 245332050319. The reversal of 245332050313 is 313050233542.

It can be written as a sum of positive squares in 2 ways, for example, as 174617008384 + 70715041929 = 417872^2 + 265923^2 .

It is not a de Polignac number, because 245332050313 - 2¹ = 245332050311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (245332050311) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 326731 + ... + 772927.

It is an arithmetic number, because the mean of its divisors is an integer number (14372706877).

Almost surely, 2^245332050313 is an apocalyptic number.

It is an amenable number.

245332050313 is a deficient number, since it is larger than the sum of its proper divisors (42122087227).

245332050313 is an frugal number, since it uses more digits than its factorization.

245332050313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446454 (or 446433 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 31.

Adding to 245332050313 its reverse (313050233542), we get a palindrome (558382283855).

The spelling of 245332050313 in words is "two hundred forty-five billion, three hundred thirty-two million, fifty thousand, three hundred thirteen".