115510422450 has 96 divisors (see below), whose sum is σ = 288998645760. Its totient is φ = 30531009600.

The previous prime is 115510422431. The next prime is 115510422451. The reversal of 115510422450 is 54224015511.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (115510422451) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18998511 + ... + 19004589.

It is an arithmetic number, because the mean of its divisors is an integer number (3010402560).

Almost surely, 2^115510422450 is an apocalyptic number.

115510422450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 115510422450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144499322880).

115510422450 is an abundant number, since it is smaller than the sum of its proper divisors (173488223310).

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

115510422450 is a wasteful number, since it uses less digits than its factorization.

115510422450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7192 (or 7187 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 30.

Adding to 115510422450 its reverse (54224015511), we get a palindrome (169734437961).

The spelling of 115510422450 in words is "one hundred fifteen billion, five hundred ten million, four hundred twenty-two thousand, four hundred fifty".