7683866413 has 4 divisors (see below), whose sum is σ = 7684357408. Its totient is φ = 7683375420.

The previous prime is 7683866401. The next prime is 7683866447. The reversal of 7683866413 is 3146683867.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 7683866413 - 2¹⁷ = 7683735341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7683896413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221223 + ... + 253588.

It is an arithmetic number, because the mean of its divisors is an integer number (1921089352).

Almost surely, 2^7683866413 is an apocalyptic number.

It is an amenable number.

7683866413 is a deficient number, since it is larger than the sum of its proper divisors (490995).

7683866413 is a wasteful number, since it uses less digits than its factorization.

7683866413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490994.

The product of its digits is 3483648, while the sum is 52.

The square root of 7683866413 is about 87657.6660252827. Note that the first 3 decimals coincide. The cubic root of 7683866413 is about 1973.3006940029.

The spelling of 7683866413 in words is "seven billion, six hundred eighty-three million, eight hundred sixty-six thousand, four hundred thirteen".