3680786375818 has 8 divisors (see below), whose sum is σ = 5522584813380. Its totient is φ = 1839924771360.

The previous prime is 3680786375771. The next prime is 3680786375821. The reversal of 3680786375818 is 8185736870863.

It can be written as a sum of positive squares in 2 ways, for example, as 2954331879489 + 726454496329 = 1718817^2 + 852323^2 .

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

It is a super-3 number, since 3×3680786375818³ (a number of 39 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 234198453 + ... + 234214168.

Almost surely, 2^{3680786375818} is an apocalyptic number.

3680786375818 is a deficient number, since it is larger than the sum of its proper divisors (1841798437562).

3680786375818 is a wasteful number, since it uses less digits than its factorization.

3680786375818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468416552.

The product of its (nonzero) digits is 325140480, while the sum is 70.

The spelling of 3680786375818 in words is "three trillion, six hundred eighty billion, seven hundred eighty-six million, three hundred seventy-five thousand, eight hundred eighteen".