4405670850 has 144 divisors (see below), whose sum is σ = 12751915968. Its totient is φ = 1003685760.

The previous prime is 4405670837. The next prime is 4405670851. The reversal of 4405670850 is 580765044.

It is a junction number, because it is equal to n+sod(n) for n = 4405670799 and 4405670808.

It is not an unprimeable number, because it can be changed into a prime (4405670851) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2740747 + ... + 2742353.

It is an arithmetic number, because the mean of its divisors is an integer number (88554972).

Almost surely, 2^4405670850 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4405670850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6375957984).

4405670850 is an abundant number, since it is smaller than the sum of its proper divisors (8346245118).

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

4405670850 is a wasteful number, since it uses less digits than its factorization.

4405670850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2009 (or 1997 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 39.

The square root of 4405670850 is about 66375.2276832253. The cubic root of 4405670850 is about 1639.3462159561.

The spelling of 4405670850 in words is "four billion, four hundred five million, six hundred seventy thousand, eight hundred fifty".