115384390512 has 40 divisors (see below), whose sum is σ = 298150317456. Its totient is φ = 38451918336.

The previous prime is 115384390487. The next prime is 115384390553. The reversal of 115384390512 is 215093483511.

It is a happy number.

It is a super-4 number, since 4×115384390512⁴ (a number of 45 digits) contains 4444 as substring.

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 7 ways as a sum of consecutive naturals, for example, 101523 + ... + 490994.

Almost surely, 2^115384390512 is an apocalyptic number.

115384390512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

115384390512 is an abundant number, since it is smaller than the sum of its proper divisors (182765926944).

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

115384390512 is a wasteful number, since it uses less digits than its factorization.

115384390512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596585 (or 596579 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 42.

The spelling of 115384390512 in words is "one hundred fifteen billion, three hundred eighty-four million, three hundred ninety thousand, five hundred twelve".