245317713306 has 16 divisors (see below), whose sum is σ = 491111322048. Its totient is φ = 81693255200.

The previous prime is 245317713233. The next prime is 245317713317. The reversal of 245317713306 is 603317713542.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19822275 + ... + 19834646.

It is an arithmetic number, because the mean of its divisors is an integer number (30694457628).

Almost surely, 2^245317713306 is an apocalyptic number.

245317713306 is an abundant number, since it is smaller than the sum of its proper divisors (245793608742).

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

245317713306 is a wasteful number, since it uses less digits than its factorization.

245317713306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39657957.

The product of its (nonzero) digits is 317520, while the sum is 42.

The spelling of 245317713306 in words is "two hundred forty-five billion, three hundred seventeen million, seven hundred thirteen thousand, three hundred six".