115321355400 has 96 divisors (see below), whose sum is σ = 358527097440. Its totient is φ = 30663682560.

The previous prime is 115321355389. The next prime is 115321355417. The reversal of 115321355400 is 4553123511.

It is a super-2 number, since 2×115321355400² (a number of 23 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 68749 + ... + 485148.

It is an arithmetic number, because the mean of its divisors is an integer number (3734657265).

Almost surely, 2^115321355400 is an apocalyptic number.

115321355400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115321355400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (179263548720).

115321355400 is an abundant number, since it is smaller than the sum of its proper divisors (243205742040).

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

115321355400 is a wasteful number, since it uses less digits than its factorization.

115321355400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554263 (or 554254 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

Adding to 115321355400 its reverse (4553123511), we get a palindrome (119874478911).

The spelling of 115321355400 in words is "one hundred fifteen billion, three hundred twenty-one million, three hundred fifty-five thousand, four hundred".