8422451712 has 160 divisors (see below), whose sum is σ = 26398310400. Its totient is φ = 2642264064.

The previous prime is 8422451707. The next prime is 8422451767. The reversal of 8422451712 is 2171542248.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 217089 + ... + 252927.

It is an arithmetic number, because the mean of its divisors is an integer number (164989440).

Almost surely, 2^8422451712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8422451712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13199155200).

8422451712 is an abundant number, since it is smaller than the sum of its proper divisors (17975858688).

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

8422451712 is a wasteful number, since it uses less digits than its factorization.

8422451712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35883 (or 35861 counting only the distinct ones).

The product of its digits is 35840, while the sum is 36.

The square root of 8422451712 is about 91773.9162943371. The cubic root of 8422451712 is about 2034.6022007161.

The spelling of 8422451712 in words is "eight billion, four hundred twenty-two million, four hundred fifty-one thousand, seven hundred twelve".