9914557952 has 80 divisors (see below), whose sum is σ = 21406234080. Its totient is φ = 4560371712.

The previous prime is 9914557921. The next prime is 9914557969. The reversal of 9914557952 is 2597554199.

Its product of digits (5103000) is a multiple of the sum of its prime factors (5103).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2080949 + ... + 2085707.

It is an arithmetic number, because the mean of its divisors is an integer number (267577926).

Almost surely, 2^9914557952 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 9914557952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10703117040).

9914557952 is an abundant number, since it is smaller than the sum of its proper divisors (11491676128).

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

9914557952 is a wasteful number, since it uses less digits than its factorization.

9914557952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5103 (or 5087 counting only the distinct ones).

The product of its digits is 5103000, while the sum is 56.

The square root of 9914557952 is about 99571.8732976336. The cubic root of 9914557952 is about 2148.2811538483.

The spelling of 9914557952 in words is "nine billion, nine hundred fourteen million, five hundred fifty-seven thousand, nine hundred fifty-two".