505364645105 has 16 divisors (see below), whose sum is σ = 643786942464. Its totient is φ = 379516327680.

The previous prime is 505364645089. The next prime is 505364645131. The reversal of 505364645105 is 501546463505.

It is not a de Polignac number, because 505364645105 - 2⁴ = 505364645089 is a prime.

It is a super-2 number, since 2×505364645105² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7729151 + ... + 7794260.

It is an arithmetic number, because the mean of its divisors is an integer number (40236683904).

Almost surely, 2^505364645105 is an apocalyptic number.

It is an amenable number.

505364645105 is a deficient number, since it is larger than the sum of its proper divisors (138422297359).

505364645105 is a wasteful number, since it uses less digits than its factorization.

505364645105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15523816.

The product of its (nonzero) digits is 1080000, while the sum is 44.

The spelling of 505364645105 in words is "five hundred five billion, three hundred sixty-four million, six hundred forty-five thousand, one hundred five".