7313809508 has 6 divisors (see below), whose sum is σ = 12799166646. Its totient is φ = 3656904752.

The previous prime is 7313809463. The next prime is 7313809577. The reversal of 7313809508 is 8059083137.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 6377939044 + 935870464 = 79862^2 + 30592^2 .

It is a super-2 number, since 2×7313809508² (a number of 21 digits) contains 22 as substring.

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 as a sum of consecutive naturals, namely, 914226185 + ... + 914226192.

It is an arithmetic number, because the mean of its divisors is an integer number (2133194441).

Almost surely, 2^7313809508 is an apocalyptic number.

It is an amenable number.

7313809508 is a deficient number, since it is larger than the sum of its proper divisors (5485357138).

7313809508 is a wasteful number, since it uses less digits than its factorization.

7313809508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1828452381 (or 1828452379 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 44.

The square root of 7313809508 is about 85520.8133029615. The cubic root of 7313809508 is about 1941.0998747717.

The spelling of 7313809508 in words is "seven billion, three hundred thirteen million, eight hundred nine thousand, five hundred eight".