4206006745 has 8 divisors (see below), whose sum is σ = 5066848584. Its totient is φ = 3351711744.

The previous prime is 4206006719. The next prime is 4206006781. The reversal of 4206006745 is 5476006024.

It can be written as a sum of positive squares in 4 ways, for example, as 3092583321 + 1113423424 = 55611^2 + 33368^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4206006745 - 2¹³ = 4205998553 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4206006745.

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, 1635294 + ... + 1637863.

It is an arithmetic number, because the mean of its divisors is an integer number (633356073).

Almost surely, 2^4206006745 is an apocalyptic number.

It is an amenable number.

4206006745 is a deficient number, since it is larger than the sum of its proper divisors (860841839).

4206006745 is a wasteful number, since it uses less digits than its factorization.

4206006745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3273419.

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 4206006745 is about 64853.7334700170. The cubic root of 4206006745 is about 1614.1974426875.

The spelling of 4206006745 in words is "four billion, two hundred six million, six thousand, seven hundred forty-five".