669919083 has 8 divisors (see below), whose sum is σ = 922039296. Its totient is φ = 432205800.

The previous prime is 669919069. The next prime is 669919087. The reversal of 669919083 is 380919966.

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

It is not a de Polignac number, because 669919083 - 2⁴ = 669919067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (669919087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3601623 + ... + 3601808.

It is an arithmetic number, because the mean of its divisors is an integer number (115254912).

Almost surely, 2^669919083 is an apocalyptic number.

669919083 is a deficient number, since it is larger than the sum of its proper divisors (252120213).

669919083 is a wasteful number, since it uses less digits than its factorization.

669919083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7203465.

The product of its (nonzero) digits is 629856, while the sum is 51.

The square root of 669919083 is about 25882.7951156748. The cubic root of 669919083 is about 874.9987844337.

The spelling of 669919083 in words is "six hundred sixty-nine million, nine hundred nineteen thousand, eighty-three".