9917949150 has 96 divisors (see below), whose sum is σ = 27363888480. Its totient is φ = 2641455360.

The previous prime is 9917949149. The next prime is 9917949199. The reversal of 9917949150 is 519497199.

9917949150 is a `hidden beast` number, since 99 + 17 + 9 + 491 + 50 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1179762 + ... + 1188138.

It is an arithmetic number, because the mean of its divisors is an integer number (285040505).

Almost surely, 2^9917949150 is an apocalyptic number.

9917949150 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 9917949150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13681944240).

9917949150 is an abundant number, since it is smaller than the sum of its proper divisors (17445939330).

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

9917949150 is a wasteful number, since it uses less digits than its factorization.

9917949150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9275 (or 9264 counting only the distinct ones).

The product of its (nonzero) digits is 918540, while the sum is 54.

The square root of 9917949150 is about 99588.9007369797. The cubic root of 9917949150 is about 2148.5260602551.

The spelling of 9917949150 in words is "nine billion, nine hundred seventeen million, nine hundred forty-nine thousand, one hundred fifty".