3845455071187 has 8 divisors (see below), whose sum is σ = 3881434982400. Its totient is φ = 3809475920904.

The previous prime is 3845455071179. The next prime is 3845455071259. The reversal of 3845455071187 is 7811705545483.

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 3845455071187 - 2³ = 3845455071179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3845455078187) 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, 18626514 + ... + 18831832.

It is an arithmetic number, because the mean of its divisors is an integer number (485179372800).

Almost surely, 2^{3845455071187} is an apocalyptic number.

3845455071187 is a deficient number, since it is larger than the sum of its proper divisors (35979911213).

3845455071187 is a wasteful number, since it uses less digits than its factorization.

3845455071187 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380465.

The product of its (nonzero) digits is 18816000, while the sum is 58.

The spelling of 3845455071187 in words is "three trillion, eight hundred forty-five billion, four hundred fifty-five million, seventy-one thousand, one hundred eighty-seven".