3546226665 has 12 divisors (see below), whose sum is σ = 6146792964. Its totient is φ = 1891320864.

The previous prime is 3546226609. The next prime is 3546226693. The reversal of 3546226665 is 5666226453.

It can be written as a sum of positive squares in 2 ways, for example, as 512750736 + 3033475929 = 22644^2 + 55077^2 .

It is not a de Polignac number, because 3546226665 - 2¹⁷ = 3546095593 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 78805037 = 3546226665 / (3 + 5 + 4 + 6 + 2 + 2 + 6 + 6 + 6 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 3546226665.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39402474 + ... + 39402563.

It is an arithmetic number, because the mean of its divisors is an integer number (512232747).

Almost surely, 2^3546226665 is an apocalyptic number.

It is an amenable number.

3546226665 is a deficient number, since it is larger than the sum of its proper divisors (2600566299).

3546226665 is a wasteful number, since it uses less digits than its factorization.

3546226665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78805048 (or 78805045 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 45.

The square root of 3546226665 is about 59550.2028963798. The cubic root of 3546226665 is about 1524.9496233471.

The spelling of 3546226665 in words is "three billion, five hundred forty-six million, two hundred twenty-six thousand, six hundred sixty-five".