1966430912 has 14 divisors (see below), whose sum is σ = 3902136468. Its totient is φ = 983215424.

The previous prime is 1966430911. The next prime is 1966430929. The reversal of 1966430912 is 2190346691.

It is a self number, because there is not a number n which added to its sum of digits gives 1966430912.

It is not an unprimeable number, because it can be changed into a prime (1966430911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15362678 + ... + 15362805.

Almost surely, 2^1966430912 is an apocalyptic number.

It is an amenable number.

1966430912 is a deficient number, since it is larger than the sum of its proper divisors (1935705556).

1966430912 is an equidigital number, since it uses as much as digits as its factorization.

1966430912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30725495 (or 30725485 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 41.

The square root of 1966430912 is about 44344.4575116214. The cubic root of 1966430912 is about 1252.8321727516.

The spelling of 1966430912 in words is "one billion, nine hundred sixty-six million, four hundred thirty thousand, nine hundred twelve".