545324101521 has 8 divisors (see below), whose sum is σ = 727107552960. Its totient is φ = 363545025552.

The previous prime is 545324101513. The next prime is 545324101549. The reversal of 545324101521 is 125101423545.

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

It is not a de Polignac number, because 545324101521 - 2³ = 545324101513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (545324106521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 791085 + ... + 1310138.

It is an arithmetic number, because the mean of its divisors is an integer number (90888444120).

Almost surely, 2^545324101521 is an apocalyptic number.

It is an amenable number.

545324101521 is a deficient number, since it is larger than the sum of its proper divisors (181783451439).

545324101521 is a wasteful number, since it uses less digits than its factorization.

545324101521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2187735.

The product of its (nonzero) digits is 24000, while the sum is 33.

The spelling of 545324101521 in words is "five hundred forty-five billion, three hundred twenty-four million, one hundred one thousand, five hundred twenty-one".