8170345406472 has 48 divisors (see below), whose sum is σ = 21557490326640. Its totient is φ = 2580109072992.

The previous prime is 8170345406467. The next prime is 8170345406513. The reversal of 8170345406472 is 2746045430718.

It is a super-2 number, since 2×8170345406472² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 471502498 + ... + 471519825.

It is an arithmetic number, because the mean of its divisors is an integer number (449114381805).

Almost surely, 2^{8170345406472} is an apocalyptic number.

It is an amenable number.

8170345406472 is an abundant number, since it is smaller than the sum of its proper divisors (13387144920168).

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

8170345406472 is a wasteful number, since it uses less digits than its factorization.

8170345406472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 943022370 (or 943022347 counting only the distinct ones).

The product of its (nonzero) digits is 4515840, while the sum is 51.

The spelling of 8170345406472 in words is "eight trillion, one hundred seventy billion, three hundred forty-five million, four hundred six thousand, four hundred seventy-two".