115145444001 has 32 divisors (see below), whose sum is σ = 179024041728. Its totient is φ = 64474214400.

The previous prime is 115145443997. The next prime is 115145444003. The reversal of 115145444001 is 100444541511.

It is not a de Polignac number, because 115145444001 - 2² = 115145443997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 115145444001.

It is not an unprimeable number, because it can be changed into a prime (115145444003) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 74100 + ... + 485573.

It is an arithmetic number, because the mean of its divisors is an integer number (5594501304).

Almost surely, 2^115145444001 is an apocalyptic number.

It is an amenable number.

115145444001 is a deficient number, since it is larger than the sum of its proper divisors (63878597727).

115145444001 is a wasteful number, since it uses less digits than its factorization.

115145444001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559881.

The product of its (nonzero) digits is 6400, while the sum is 30.

Adding to 115145444001 its reverse (100444541511), we get a palindrome (215589985512).

The spelling of 115145444001 in words is "one hundred fifteen billion, one hundred forty-five million, four hundred forty-four thousand, one".