9966143034 has 48 divisors (see below), whose sum is σ = 22094958600. Its totient is φ = 3245604480.

The previous prime is 9966143021. The next prime is 9966143039. The reversal of 9966143034 is 4303416699.

It can be written as a sum of positive squares in 4 ways, for example, as 1640493009 + 8325650025 = 40503^2 + 91245^2 .

It is not an unprimeable number, because it can be changed into a prime (9966143039) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 133144 + ... + 194060.

Almost surely, 2^9966143034 is an apocalyptic number.

9966143034 is an abundant number, since it is smaller than the sum of its proper divisors (12128815566).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9966143034 is a wasteful number, since it uses less digits than its factorization.

9966143034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61135 (or 61132 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 45.

The square root of 9966143034 is about 99830.5716401544. The cubic root of 9966143034 is about 2152.0005201062. Note that the first 3 decimals are identical.

The spelling of 9966143034 in words is "nine billion, nine hundred sixty-six million, one hundred forty-three thousand, thirty-four".