545324531091 has 8 divisors (see below), whose sum is σ = 728544902400. Its totient is φ = 362826923592.

The previous prime is 545324531029. The next prime is 545324531093. The reversal of 545324531091 is 190135423545.

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

It is not a de Polignac number, because 545324531091 - 2⁷ = 545324530963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (545324531093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180689191 + ... + 180692208.

It is an arithmetic number, because the mean of its divisors is an integer number (91068112800).

Almost surely, 2^545324531091 is an apocalyptic number.

545324531091 is a deficient number, since it is larger than the sum of its proper divisors (183220371309).

545324531091 is a wasteful number, since it uses less digits than its factorization.

545324531091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361381905.

The product of its (nonzero) digits is 324000, while the sum is 42.

The spelling of 545324531091 in words is "five hundred forty-five billion, three hundred twenty-four million, five hundred thirty-one thousand, ninety-one".