3873706068638 has 16 divisors (see below), whose sum is σ = 6656875265760. Its totient is φ = 1656100670976.

The previous prime is 3873706068593. The next prime is 3873706068641. The reversal of 3873706068638 is 8368606073783.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 338250131 + ... + 338261582.

It is an arithmetic number, because the mean of its divisors is an integer number (416054704110).

Almost surely, 2^{3873706068638} is an apocalyptic number.

3873706068638 is a deficient number, since it is larger than the sum of its proper divisors (2783169197122).

3873706068638 is a wasteful number, since it uses less digits than its factorization.

3873706068638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 676512131.

The product of its (nonzero) digits is 146313216, while the sum is 65.

The spelling of 3873706068638 in words is "three trillion, eight hundred seventy-three billion, seven hundred six million, sixty-eight thousand, six hundred thirty-eight".