245115213522 has 32 divisors (see below), whose sum is σ = 502867189440. Its totient is φ = 79604340480.

The previous prime is 245115213517. The next prime is 245115213533. The reversal of 245115213522 is 225312511542.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 492363 + ... + 855950.

It is an arithmetic number, because the mean of its divisors is an integer number (15714599670).

Almost surely, 2^245115213522 is an apocalyptic number.

245115213522 is an abundant number, since it is smaller than the sum of its proper divisors (257751975918).

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

245115213522 is a wasteful number, since it uses less digits than its factorization.

245115213522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1349098.

The product of its digits is 24000, while the sum is 33.

The spelling of 245115213522 in words is "two hundred forty-five billion, one hundred fifteen million, two hundred thirteen thousand, five hundred twenty-two".