115440432261545 has 8 divisors (see below), whose sum is σ = 138679257042240. Its totient is φ = 92251853590320.

The previous prime is 115440432261527. The next prime is 115440432261551. The reversal of 115440432261545 is 545162234044511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 115440432261545 - 2¹⁰ = 115440432260521 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 115440432261545.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12561522311 + ... + 12561531500.

It is an arithmetic number, because the mean of its divisors is an integer number (17334907130280).

Almost surely, 2^{115440432261545} is an apocalyptic number.

It is an amenable number.

115440432261545 is a deficient number, since it is larger than the sum of its proper divisors (23238824780695).

115440432261545 is an equidigital number, since it uses as much as digits as its factorization.

115440432261545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25123054735.

The product of its (nonzero) digits is 2304000, while the sum is 47.

The spelling of 115440432261545 in words is "one hundred fifteen trillion, four hundred forty billion, four hundred thirty-two million, two hundred sixty-one thousand, five hundred forty-five".