245531521322 has 32 divisors (see below), whose sum is σ = 390899193408. Its totient is φ = 115266767616.

The previous prime is 245531521321. The next prime is 245531521337. The reversal of 245531521322 is 223125135542.

It is not an unprimeable number, because it can be changed into a prime (245531521321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50342348 + ... + 50347224.

It is an arithmetic number, because the mean of its divisors is an integer number (12215599794).

Almost surely, 2^245531521322 is an apocalyptic number.

245531521322 is a deficient number, since it is larger than the sum of its proper divisors (145367672086).

245531521322 is a wasteful number, since it uses less digits than its factorization.

245531521322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8150.

The product of its digits is 72000, while the sum is 35.

Adding to 245531521322 its reverse (223125135542), we get a palindrome (468656656864).

The spelling of 245531521322 in words is "two hundred forty-five billion, five hundred thirty-one million, five hundred twenty-one thousand, three hundred twenty-two".