245122523522 has 8 divisors (see below), whose sum is σ = 374621215356. Its totient is φ = 120248785072.

The previous prime is 245122523521. The next prime is 245122523561. The reversal of 245122523522 is 225325221542.

It can be written as a sum of positive squares in 2 ways, for example, as 226689302161 + 18433221361 = 476119^2 + 135769^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (245122523521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1156238213 + ... + 1156238424.

Almost surely, 2^245122523522 is an apocalyptic number.

245122523522 is a deficient number, since it is larger than the sum of its proper divisors (129498691834).

245122523522 is a wasteful number, since it uses less digits than its factorization.

245122523522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2312476692.

The product of its digits is 96000, while the sum is 35.

The spelling of 245122523522 in words is "two hundred forty-five billion, one hundred twenty-two million, five hundred twenty-three thousand, five hundred twenty-two".