845017321934 has 8 divisors (see below), whose sum is σ = 1267971832440. Its totient is φ = 422360044456.

The previous prime is 845017321927. The next prime is 845017322011. The reversal of 845017321934 is 439123710548.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74301149 + ... + 74312520.

It is an arithmetic number, because the mean of its divisors is an integer number (158496479055).

Almost surely, 2^845017321934 is an apocalyptic number.

845017321934 is a deficient number, since it is larger than the sum of its proper divisors (422954510506).

845017321934 is a wasteful number, since it uses less digits than its factorization.

845017321934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148616514.

The product of its (nonzero) digits is 725760, while the sum is 47.

The spelling of 845017321934 in words is "eight hundred forty-five billion, seventeen million, three hundred twenty-one thousand, nine hundred thirty-four".