6866113402 has 16 divisors (see below), whose sum is σ = 10387701000. Its totient is φ = 3403632960.

The previous prime is 6866113369. The next prime is 6866113403. The reversal of 6866113402 is 2043116686.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2837799441 + 4028313961 = 53271^2 + 63469^2 .

It is not an unprimeable number, because it can be changed into a prime (6866113403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139924 + ... + 182512.

Almost surely, 2^6866113402 is an apocalyptic number.

6866113402 is a deficient number, since it is larger than the sum of its proper divisors (3521587598).

6866113402 is a wasteful number, since it uses less digits than its factorization.

6866113402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43281.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 6866113402 is about 82862.0142284750. The cubic root of 6866113402 is about 1900.6565968916.

The spelling of 6866113402 in words is "six billion, eight hundred sixty-six million, one hundred thirteen thousand, four hundred two".