9639161074 has 8 divisors (see below), whose sum is σ = 14695770348. Its totient is φ = 4740570960.

The previous prime is 9639161071. The next prime is 9639161089. The reversal of 9639161074 is 4701619369.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 9349923025 + 289238049 = 96695^2 + 17007^2 .

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 (9639161071) 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 3 ways as a sum of consecutive naturals, for example, 39504637 + ... + 39504880.

Almost surely, 2^9639161074 is an apocalyptic number.

9639161074 is a deficient number, since it is larger than the sum of its proper divisors (5056609274).

9639161074 is a wasteful number, since it uses less digits than its factorization.

9639161074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79009580.

The product of its (nonzero) digits is 244944, while the sum is 46.

The square root of 9639161074 is about 98179.2293410373. The cubic root of 9639161074 is about 2128.2031378490.

The spelling of 9639161074 in words is "nine billion, six hundred thirty-nine million, one hundred sixty-one thousand, seventy-four".