3870204290387 has 4 divisors (see below), whose sum is σ = 3870904025496. Its totient is φ = 3869504555280.

The previous prime is 3870204290371. The next prime is 3870204290399. The reversal of 3870204290387 is 7830924020783.

3870204290387 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3870204290387 - 2⁴ = 3870204290371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3870204290347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 349859258 + ... + 349870319.

It is an arithmetic number, because the mean of its divisors is an integer number (967726006374).

Almost surely, 2^{3870204290387} is an apocalyptic number.

3870204290387 is a deficient number, since it is larger than the sum of its proper divisors (699735109).

3870204290387 is an equidigital number, since it uses as much as digits as its factorization.

3870204290387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 699735108.

The product of its (nonzero) digits is 4064256, while the sum is 53.

The spelling of 3870204290387 in words is "three trillion, eight hundred seventy billion, two hundred four million, two hundred ninety thousand, three hundred eighty-seven".