245317731354 has 16 divisors (see below), whose sum is σ = 545150514240. Its totient is φ = 81772577100.

The previous prime is 245317731349. The next prime is 245317731361. The reversal of 245317731354 is 453137713542.

245317731354 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 2271460422 + ... + 2271460529.

It is an arithmetic number, because the mean of its divisors is an integer number (34071907140).

Almost surely, 2^245317731354 is an apocalyptic number.

245317731354 is an abundant number, since it is smaller than the sum of its proper divisors (299832782886).

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

245317731354 is a wasteful number, since it uses less digits than its factorization.

245317731354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4542920962 (or 4542920956 counting only the distinct ones).

The product of its digits is 1058400, while the sum is 45.

The spelling of 245317731354 in words is "two hundred forty-five billion, three hundred seventeen million, seven hundred thirty-one thousand, three hundred fifty-four".