9901062744 has 64 divisors (see below), whose sum is σ = 25441452000. Its totient is φ = 3209733120.

The previous prime is 9901062733. The next prime is 9901062749. The reversal of 9901062744 is 4472601099.

It is a junction number, because it is equal to n+sod(n) for n = 9901062696 and 9901062705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9901062749) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92302 + ... + 168290.

Almost surely, 2^9901062744 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9901062744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12720726000).

9901062744 is an abundant number, since it is smaller than the sum of its proper divisors (15540389256).

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

9901062744 is a wasteful number, since it uses less digits than its factorization.

9901062744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76148 (or 76144 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 42.

The square root of 9901062744 is about 99504.0840568868. The cubic root of 9901062744 is about 2147.3059997687.

The spelling of 9901062744 in words is "nine billion, nine hundred one million, sixty-two thousand, seven hundred forty-four".