2091174859147 has 8 divisors (see below), whose sum is σ = 2281292819712. Its totient is φ = 1901058757800.

The previous prime is 2091174859139. The next prime is 2091174859183. The reversal of 2091174859147 is 7419584711902.

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 2091174859147 - 2³ = 2091174859139 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2091174859091 and 2091174859100.

It is not an unprimeable number, because it can be changed into a prime (2091174851147) 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, 3028522 + ... + 3654352.

It is an arithmetic number, because the mean of its divisors is an integer number (285161602464).

Almost surely, 2^{2091174859147} is an apocalyptic number.

2091174859147 is a deficient number, since it is larger than the sum of its proper divisors (190117960565).

2091174859147 is a wasteful number, since it uses less digits than its factorization.

2091174859147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 929609.

The product of its (nonzero) digits is 5080320, while the sum is 58.

The spelling of 2091174859147 in words is "two trillion, ninety-one billion, one hundred seventy-four million, eight hundred fifty-nine thousand, one hundred forty-seven".