115444004123530 has 16 divisors (see below), whose sum is σ = 216833955571584. Its totient is φ = 44169879838480.

The previous prime is 115444004123453. The next prime is 115444004123557. The reversal of 115444004123530 is 35321400444511.

It is a happy number.

It is a super-2 number, since 2×115444004123530² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 115444004123530.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250965226126 + ... + 250965226585.

It is an arithmetic number, because the mean of its divisors is an integer number (13552122223224).

Almost surely, 2^{115444004123530} is an apocalyptic number.

115444004123530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

115444004123530 is a deficient number, since it is larger than the sum of its proper divisors (101389951448054).

115444004123530 is a wasteful number, since it uses less digits than its factorization.

115444004123530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501930452741.

The product of its (nonzero) digits is 115200, while the sum is 37.

The spelling of 115444004123530 in words is "one hundred fifteen trillion, four hundred forty-four billion, four million, one hundred twenty-three thousand, five hundred thirty".