115421350044 has 288 divisors, whose sum is σ = 371728369152. Its totient is φ = 27397440000.

The previous prime is 115421350027. The next prime is 115421350069. The reversal of 115421350044 is 440053124511.

It is a junction number, because it is equal to n+sod(n) for n = 115421349993 and 115421350020.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8485689 + ... + 8499279.

It is an arithmetic number, because the mean of its divisors is an integer number (1290723504).

Almost surely, 2^115421350044 is an apocalyptic number.

115421350044 is a gapful number since it is divisible by the number (14) 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 115421350044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185864184576).

115421350044 is an abundant number, since it is smaller than the sum of its proper divisors (256307019108).

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

115421350044 is a wasteful number, since it uses less digits than its factorization.

115421350044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13737 (or 13728 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 115421350044 its reverse (440053124511), we get a palindrome (555474474555).

The spelling of 115421350044 in words is "one hundred fifteen billion, four hundred twenty-one million, three hundred fifty thousand, forty-four".