3870850667403 has 4 divisors (see below), whose sum is σ = 5161134223208. Its totient is φ = 2580567111600.

The previous prime is 3870850667389. The next prime is 3870850667419. The reversal of 3870850667403 is 3047660580783.

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

It is not a de Polignac number, because 3870850667403 - 2⁵ = 3870850667371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3870850667503) 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, 645141777898 + ... + 645141777903.

It is an arithmetic number, because the mean of its divisors is an integer number (1290283555802).

Almost surely, 2^{3870850667403} is an apocalyptic number.

3870850667403 is a deficient number, since it is larger than the sum of its proper divisors (1290283555805).

3870850667403 is a wasteful number, since it uses less digits than its factorization.

3870850667403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1290283555804.

The product of its (nonzero) digits is 20321280, while the sum is 57.

The spelling of 3870850667403 in words is "three trillion, eight hundred seventy billion, eight hundred fifty million, six hundred sixty-seven thousand, four hundred three".