7313455720 has 32 divisors (see below), whose sum is σ = 16469529120. Its totient is φ = 2922848320.

The previous prime is 7313455693. The next prime is 7313455739. The reversal of 7313455720 is 275543137.

It is a self number, because there is not a number n which added to its sum of digits gives 7313455720.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32086 + ... + 125125.

It is an arithmetic number, because the mean of its divisors is an integer number (514672785).

Almost surely, 2^7313455720 is an apocalyptic number.

It is an amenable number.

7313455720 is an abundant number, since it is smaller than the sum of its proper divisors (9156073400).

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

7313455720 is a wasteful number, since it uses less digits than its factorization.

7313455720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158385 (or 158381 counting only the distinct ones).

The product of its (nonzero) digits is 88200, while the sum is 37.

The square root of 7313455720 is about 85518.7448457939. The cubic root of 7313455720 is about 1941.0685755829.

Adding to 7313455720 its reverse (275543137), we get a palindrome (7588998857).

The spelling of 7313455720 in words is "seven billion, three hundred thirteen million, four hundred fifty-five thousand, seven hundred twenty".