3668780113 has 8 divisors (see below), whose sum is σ = 3685029480. Its totient is φ = 3652546560.

The previous prime is 3668780083. The next prime is 3668780123. The reversal of 3668780113 is 3110878663.

It can be written as a sum of positive squares in 4 ways, for example, as 1891989009 + 1776791104 = 43497^2 + 42152^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3668780113 - 2¹⁷ = 3668649041 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3668780113.

It is not an unprimeable number, because it can be changed into a prime (3668780123) 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, 827643 + ... + 832063.

It is an arithmetic number, because the mean of its divisors is an integer number (460628685).

Almost surely, 2^3668780113 is an apocalyptic number.

It is an amenable number.

3668780113 is a deficient number, since it is larger than the sum of its proper divisors (16249367).

3668780113 is a wasteful number, since it uses less digits than its factorization.

3668780113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7907.

The product of its (nonzero) digits is 145152, while the sum is 43.

The square root of 3668780113 is about 60570.4557767234. The cubic root of 3668780113 is about 1542.3178837359.

The spelling of 3668780113 in words is "three billion, six hundred sixty-eight million, seven hundred eighty thousand, one hundred thirteen".