4066445354 has 16 divisors (see below), whose sum is σ = 6251643720. Its totient is φ = 1982615040.

The previous prime is 4066445351. The next prime is 4066445381. The reversal of 4066445354 is 4535446604.

It can be written as a sum of positive squares in 4 ways, for example, as 809118025 + 3257327329 = 28445^2 + 57073^2 .

It is a Harshad number since it is a multiple of its sum of digits (41).

It is not an unprimeable number, because it can be changed into a prime (4066445351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162932 + ... + 186224.

Almost surely, 2^4066445354 is an apocalyptic number.

4066445354 is a deficient number, since it is larger than the sum of its proper divisors (2185198366).

4066445354 is a wasteful number, since it uses less digits than its factorization.

4066445354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25465.

The product of its (nonzero) digits is 691200, while the sum is 41.

The square root of 4066445354 is about 63768.6863123273. The cubic root of 4066445354 is about 1596.1424458238.

The spelling of 4066445354 in words is "four billion, sixty-six million, four hundred forty-five thousand, three hundred fifty-four".