3654145966 has 8 divisors (see below), whose sum is σ = 5484904560. Its totient is φ = 1825844448.

The previous prime is 3654145939. The next prime is 3654145969. The reversal of 3654145966 is 6695414563.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3654145969) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 610546 + ... + 616501.

It is an arithmetic number, because the mean of its divisors is an integer number (685613070).

Almost surely, 2^3654145966 is an apocalyptic number.

3654145966 is a deficient number, since it is larger than the sum of its proper divisors (1830758594).

3654145966 is a wasteful number, since it uses less digits than its factorization.

3654145966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1228538.

The product of its digits is 2332800, while the sum is 49.

The square root of 3654145966 is about 60449.5323885967. The cubic root of 3654145966 is about 1540.2644688314.

The spelling of 3654145966 in words is "three billion, six hundred fifty-four million, one hundred forty-five thousand, nine hundred sixty-six".