845368080 has 40 divisors (see below), whose sum is σ = 2620641792. Its totient is φ = 225431424.

The previous prime is 845368079. The next prime is 845368093. The reversal of 845368080 is 80863548.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1760944 + ... + 1761423.

Almost surely, 2^845368080 is an apocalyptic number.

845368080 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

845368080 is an abundant number, since it is smaller than the sum of its proper divisors (1775273712).

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

845368080 is a wasteful number, since it uses less digits than its factorization.

845368080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3522383 (or 3522377 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 42.

The square root of 845368080 is about 29075.2141866573. The cubic root of 845368080 is about 945.5444470500.

The spelling of 845368080 in words is "eight hundred forty-five million, three hundred sixty-eight thousand, eighty".