115445659448 has 128 divisors (see below), whose sum is σ = 266992588800. Its totient is φ = 45673334784.

The previous prime is 115445659423. The next prime is 115445659453. The reversal of 115445659448 is 844956544511.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a junction number, because it is equal to n+sod(n) for n = 115445659393 and 115445659402.

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 31 ways as a sum of consecutive naturals, for example, 15240590 + ... + 15248162.

It is an arithmetic number, because the mean of its divisors is an integer number (2085879600).

Almost surely, 2^115445659448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115445659448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (133496294400).

115445659448 is an abundant number, since it is smaller than the sum of its proper divisors (151546929352).

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

115445659448 is a wasteful number, since it uses less digits than its factorization.

115445659448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7909 (or 7905 counting only the distinct ones).

The product of its digits is 13824000, while the sum is 56.

The spelling of 115445659448 in words is "one hundred fifteen billion, four hundred forty-five million, six hundred fifty-nine thousand, four hundred forty-eight".