9944902500 has 120 divisors (see below), whose sum is σ = 31227504000. Its totient is φ = 2447952000.

The previous prime is 9944902489. The next prime is 9944902511. The reversal of 9944902500 is 52094499.

It is an interprime number because it is at equal distance from previous prime (9944902489) and next prime (9944902511).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 46501 + ... + 148499.

It is an arithmetic number, because the mean of its divisors is an integer number (260229200).

Almost surely, 2^9944902500 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 9944902500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15613752000).

9944902500 is an abundant number, since it is smaller than the sum of its proper divisors (21282601500).

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

9944902500 is a wasteful number, since it uses less digits than its factorization.

9944902500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102039 (or 102022 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 42.

The square root of 9944902500 is about 99724.1319841893. The cubic root of 9944902500 is about 2150.4706018705.

Adding to 9944902500 its reverse (52094499), we get a palindrome (9996996999).

The spelling of 9944902500 in words is "nine billion, nine hundred forty-four million, nine hundred two thousand, five hundred".