845126664 has 16 divisors (see below), whose sum is σ = 2112816720. Its totient is φ = 281708880.

The previous prime is 845126663. The next prime is 845126699. The reversal of 845126664 is 466621548.

It is not an unprimeable number, because it can be changed into a prime (845126663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17606782 + ... + 17606829.

It is an arithmetic number, because the mean of its divisors is an integer number (132051045).

Almost surely, 2^845126664 is an apocalyptic number.

It is an amenable number.

845126664 is an abundant number, since it is smaller than the sum of its proper divisors (1267690056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

845126664 is a wasteful number, since it uses less digits than its factorization.

845126664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35213620 (or 35213616 counting only the distinct ones).

The product of its digits is 276480, while the sum is 42.

The square root of 845126664 is about 29071.0623128911. The cubic root of 845126664 is about 945.4544305249.

The spelling of 845126664 in words is "eight hundred forty-five million, one hundred twenty-six thousand, six hundred sixty-four".