3817321882157 has 8 divisors (see below), whose sum is σ = 4365575663616. Its totient is φ = 3269798621712.

The previous prime is 3817321882151. The next prime is 3817321882159. The reversal of 3817321882157 is 7512881237183.

3817321882157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 3817321882157 - 2⁴ = 3817321882141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3817321882151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182619053 + ... + 182639954.

It is an arithmetic number, because the mean of its divisors is an integer number (545696957952).

Almost surely, 2^{3817321882157} is an apocalyptic number.

It is an amenable number.

3817321882157 is a deficient number, since it is larger than the sum of its proper divisors (548253781459).

3817321882157 is a wasteful number, since it uses less digits than its factorization.

3817321882157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365260507.

The product of its digits is 4515840, while the sum is 56.

The spelling of 3817321882157 in words is "three trillion, eight hundred seventeen billion, three hundred twenty-one million, eight hundred eighty-two thousand, one hundred fifty-seven".