9989112962 has 16 divisors (see below), whose sum is σ = 15547290360. Its totient is φ = 4809466368.

The previous prime is 9989112949. The next prime is 9989112989. The reversal of 9989112962 is 2692119899.

It can be written as a sum of positive squares in 4 ways, for example, as 7663076521 + 2326036441 = 87539^2 + 48229^2 .

It is a junction number, because it is equal to n+sod(n) for n = 9989112898 and 9989112907.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 688637 + ... + 702992.

Almost surely, 2^9989112962 is an apocalyptic number.

9989112962 is a deficient number, since it is larger than the sum of its proper divisors (5558177398).

9989112962 is a wasteful number, since it uses less digits than its factorization.

9989112962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1391765.

The product of its digits is 1259712, while the sum is 56.

The square root of 9989112962 is about 99945.5499859799. The cubic root of 9989112962 is about 2153.6525590489.

The spelling of 9989112962 in words is "nine billion, nine hundred eighty-nine million, one hundred twelve thousand, nine hundred sixty-two".