3845422001271 has 16 divisors (see below), whose sum is σ = 5154672916224. Its totient is φ = 2549916118464.

The previous prime is 3845422001203. The next prime is 3845422001273. The reversal of 3845422001271 is 1721002245483.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-3845422001271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3845422001273) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2242651 + ... + 3566556.

It is an arithmetic number, because the mean of its divisors is an integer number (322167057264).

Almost surely, 2^{3845422001271} is an apocalyptic number.

3845422001271 is a deficient number, since it is larger than the sum of its proper divisors (1309250914953).

3845422001271 is a wasteful number, since it uses less digits than its factorization.

3845422001271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5810390.

The product of its (nonzero) digits is 107520, while the sum is 39.

The spelling of 3845422001271 in words is "three trillion, eight hundred forty-five billion, four hundred twenty-two million, one thousand, two hundred seventy-one".