9639162002 has 8 divisors (see below), whose sum is σ = 14520798396. Its totient is φ = 4798895872.

The previous prime is 9639161981. The next prime is 9639162007. The reversal of 9639162002 is 2002619369.

It can be written as a sum of positive squares in 2 ways, for example, as 9445701721 + 193460281 = 97189^2 + 13909^2 .

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

It is not an unprimeable number, because it can be changed into a prime (9639162007) 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, 10341983 + ... + 10342914.

Almost surely, 2^9639162002 is an apocalyptic number.

9639162002 is a deficient number, since it is larger than the sum of its proper divisors (4881636394).

9639162002 is a wasteful number, since it uses less digits than its factorization.

9639162002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20685132.

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 9639162002 is about 98179.2340670877. The cubic root of 9639162002 is about 2128.2032061459.

The spelling of 9639162002 in words is "nine billion, six hundred thirty-nine million, one hundred sixty-two thousand, two".