115228161944 has 32 divisors (see below), whose sum is σ = 247069447680. Its totient is φ = 49353106464.

The previous prime is 115228161913. The next prime is 115228161959. The reversal of 115228161944 is 449161822511.

It is a junction number, because it is equal to n+sod(n) for n = 115228161895 and 115228161904.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 541232 + ... + 723455.

It is an arithmetic number, because the mean of its divisors is an integer number (7720920240).

Almost surely, 2^115228161944 is an apocalyptic number.

115228161944 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

115228161944 is an abundant number, since it is smaller than the sum of its proper divisors (131841285736).

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

115228161944 is a wasteful number, since it uses less digits than its factorization.

115228161944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1266327 (or 1266323 counting only the distinct ones).

The product of its digits is 138240, while the sum is 44.

The spelling of 115228161944 in words is "one hundred fifteen billion, two hundred twenty-eight million, one hundred sixty-one thousand, nine hundred forty-four".