245317331262 has 32 divisors (see below), whose sum is σ = 495397251360. Its totient is φ = 80979471360.

The previous prime is 245317331249. The next prime is 245317331279. The reversal of 245317331262 is 262133713542.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 245317331262.

It is a congruent number.

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, 1153062 + ... + 1349142.

It is an arithmetic number, because the mean of its divisors is an integer number (15481164105).

Almost surely, 2^245317331262 is an apocalyptic number.

245317331262 is an abundant number, since it is smaller than the sum of its proper divisors (250079920098).

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

245317331262 is a wasteful number, since it uses less digits than its factorization.

245317331262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198108.

The product of its digits is 181440, while the sum is 39.

The spelling of 245317331262 in words is "two hundred forty-five billion, three hundred seventeen million, three hundred thirty-one thousand, two hundred sixty-two".