9690488842 has 4 divisors (see below), whose sum is σ = 14535733266. Its totient is φ = 4845244420.

The previous prime is 9690488831. The next prime is 9690488893. The reversal of 9690488842 is 2488840969.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2488840969 = 163 ⋅15268963.

It can be written as a sum of positive squares in only one way, i.e., 8766389641 + 924099201 = 93629^2 + 30399^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2422622209 + ... + 2422622212.

Almost surely, 2^9690488842 is an apocalyptic number.

9690488842 is a deficient number, since it is larger than the sum of its proper divisors (4845244424).

9690488842 is a wasteful number, since it uses less digits than its factorization.

9690488842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4845244423.

The product of its (nonzero) digits is 7962624, while the sum is 58.

The square root of 9690488842 is about 98440.2805867598. The cubic root of 9690488842 is about 2131.9739569335.

The spelling of 9690488842 in words is "nine billion, six hundred ninety million, four hundred eighty-eight thousand, eight hundred forty-two".