7813316011 has 16 divisors (see below), whose sum is σ = 8116348864. Its totient is φ = 7515379584.

The previous prime is 7813315973. The next prime is 7813316029. The reversal of 7813316011 is 1106133187.

It is a cyclic number.

It is not a de Polignac number, because 7813316011 - 2²¹ = 7811218859 is a prime.

It is a super-2 number, since 2×7813316011² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7813316051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2792065 + ... + 2794861.

It is an arithmetic number, because the mean of its divisors is an integer number (507271804).

Almost surely, 2^7813316011 is an apocalyptic number.

7813316011 is a deficient number, since it is larger than the sum of its proper divisors (303032853).

7813316011 is a wasteful number, since it uses less digits than its factorization.

7813316011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3670.

The product of its (nonzero) digits is 3024, while the sum is 31.

The square root of 7813316011 is about 88392.9635830817. The cubic root of 7813316011 is about 1984.3203971802.

Adding to 7813316011 its reverse (1106133187), we get a palindrome (8919449198).

The spelling of 7813316011 in words is "seven billion, eight hundred thirteen million, three hundred sixteen thousand, eleven".