1966530299 has 8 divisors (see below), whose sum is σ = 1986660672. Its totient is φ = 1946448000.

The previous prime is 1966530277. The next prime is 1966530311. The reversal of 1966530299 is 9920356691.

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 1966530299 - 2¹² = 1966526203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1966533299) 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, 73277 + ... + 96449.

It is an arithmetic number, because the mean of its divisors is an integer number (248332584).

Almost surely, 2^1966530299 is an apocalyptic number.

1966530299 is a deficient number, since it is larger than the sum of its proper divisors (20130373).

1966530299 is a wasteful number, since it uses less digits than its factorization.

1966530299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24037.

The product of its (nonzero) digits is 787320, while the sum is 50.

The square root of 1966530299 is about 44345.5781222886. The cubic root of 1966530299 is about 1252.8532792027.

The spelling of 1966530299 in words is "one billion, nine hundred sixty-six million, five hundred thirty thousand, two hundred ninety-nine".