3867347815157 has 8 divisors (see below), whose sum is σ = 3897000249120. Its totient is φ = 3837697361680.

The previous prime is 3867347815139. The next prime is 3867347815183. The reversal of 3867347815157 is 7515187437683.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3867347815157 - 2³² = 3863052847861 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3867347815093 and 3867347815102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3867347815187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3551594 + ... + 4510932.

It is an arithmetic number, because the mean of its divisors is an integer number (487125031140).

Almost surely, 2^{3867347815157} is an apocalyptic number.

It is an amenable number.

3867347815157 is a deficient number, since it is larger than the sum of its proper divisors (29652433963).

3867347815157 is a wasteful number, since it uses less digits than its factorization.

3867347815157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 990243.

The product of its digits is 118540800, while the sum is 65.

The spelling of 3867347815157 in words is "three trillion, eight hundred sixty-seven billion, three hundred forty-seven million, eight hundred fifteen thousand, one hundred fifty-seven".