505945060580545 has 8 divisors (see below), whose sum is σ = 616195775274624. Its totient is φ = 398714913412464.

The previous prime is 505945060580527. The next prime is 505945060580587. The reversal of 505945060580545 is 545085060549505.

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

It is a cyclic number.

It is not a de Polignac number, because 505945060580545 - 2¹¹ = 505945060578497 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 755141881129 + ... + 755141881798.

It is an arithmetic number, because the mean of its divisors is an integer number (77024471909328).

Almost surely, 2^{505945060580545} is an apocalyptic number.

It is an amenable number.

505945060580545 is a deficient number, since it is larger than the sum of its proper divisors (110250714694079).

505945060580545 is a wasteful number, since it uses less digits than its factorization.

505945060580545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1510283762999.

The product of its (nonzero) digits is 108000000, while the sum is 61.

It can be divided in two parts, 505945060 and 580545, that added together give a palindrome (506525605).

The spelling of 505945060580545 in words is "five hundred five trillion, nine hundred forty-five billion, sixty million, five hundred eighty thousand, five hundred forty-five".