545505464659 has 4 divisors (see below), whose sum is σ = 545689573416. Its totient is φ = 545321355904.

The previous prime is 545505464641. The next prime is 545505464729. The reversal of 545505464659 is 956464505545.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-545505464659 is a prime.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (545505414659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92049934 + ... + 92055859.

It is an arithmetic number, because the mean of its divisors is an integer number (136422393354).

Almost surely, 2^545505464659 is an apocalyptic number.

545505464659 is a deficient number, since it is larger than the sum of its proper divisors (184108757).

545505464659 is a wasteful number, since it uses less digits than its factorization.

545505464659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184108756.

The product of its (nonzero) digits is 64800000, while the sum is 58.

The spelling of 545505464659 in words is "five hundred forty-five billion, five hundred five million, four hundred sixty-four thousand, six hundred fifty-nine".