955981179543 has 16 divisors (see below), whose sum is σ = 1381434187616. Its totient is φ = 584548997760.

The previous prime is 955981179521. The next prime is 955981179563. The reversal of 955981179543 is 345971189559.

It is not a de Polignac number, because 955981179543 - 2¹⁰ = 955981178519 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (955981179563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78058648 + ... + 78070893.

It is an arithmetic number, because the mean of its divisors is an integer number (86339636726).

Almost surely, 2^955981179543 is an apocalyptic number.

955981179543 is a deficient number, since it is larger than the sum of its proper divisors (425453008073).

955981179543 is a wasteful number, since it uses less digits than its factorization.

955981179543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156129714.

The product of its digits is 61236000, while the sum is 66.

The spelling of 955981179543 in words is "nine hundred fifty-five billion, nine hundred eighty-one million, one hundred seventy-nine thousand, five hundred forty-three".