9288116550 has 72 divisors (see below), whose sum is σ = 25201266480. Its totient is φ = 2452296000.

The previous prime is 9288116459. The next prime is 9288116609. The reversal of 9288116550 is 556118829.

It is a happy number.

9288116550 is a `hidden beast` number, since 9 + 2 + 8 + 81 + 16 + 550 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 9288116496 and 9288116505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 56730 + ... + 147629.

It is an arithmetic number, because the mean of its divisors is an integer number (350017590).

Almost surely, 2^9288116550 is an apocalyptic number.

9288116550 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

9288116550 is an abundant number, since it is smaller than the sum of its proper divisors (15913149930).

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

9288116550 is a wasteful number, since it uses less digits than its factorization.

9288116550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204478 (or 204470 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 45.

The square root of 9288116550 is about 96374.8750971953. The cubic root of 9288116550 is about 2102.0476286381.

The spelling of 9288116550 in words is "nine billion, two hundred eighty-eight million, one hundred sixteen thousand, five hundred fifty".