545510500505 has 8 divisors (see below), whose sum is σ = 654684661824. Its totient is φ = 436360359600.

The previous prime is 545510500501. The next prime is 545510500543. The reversal of 545510500505 is 505005015545.

It is a happy number.

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

It is not a de Polignac number, because 545510500505 - 2² = 545510500501 is a prime.

It is a super-2 number, since 2×545510500505² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (545510500501) 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, 5955101 + ... + 6046010.

It is an arithmetic number, because the mean of its divisors is an integer number (81835582728).

Almost surely, 2^545510500505 is an apocalyptic number.

It is an amenable number.

545510500505 is a deficient number, since it is larger than the sum of its proper divisors (109174161319).

545510500505 is a wasteful number, since it uses less digits than its factorization.

545510500505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12010207.

The product of its (nonzero) digits is 62500, while the sum is 35.

The spelling of 545510500505 in words is "five hundred forty-five billion, five hundred ten million, five hundred thousand, five hundred five".