505050560555 has 32 divisors (see below), whose sum is σ = 623860344576. Its totient is φ = 392273280000.

The previous prime is 505050560537. The next prime is 505050560557. The reversal of 505050560555 is 555065050505.

It is a de Polignac number, because none of the positive numbers 2^k-505050560555 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (505050560557) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52272425 + ... + 52282085.

It is an arithmetic number, because the mean of its divisors is an integer number (19495635768).

Almost surely, 2^505050560555 is an apocalyptic number.

505050560555 is a deficient number, since it is larger than the sum of its proper divisors (118809784021).

505050560555 is a wasteful number, since it uses less digits than its factorization.

505050560555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10919.

The product of its (nonzero) digits is 468750, while the sum is 41.

The spelling of 505050560555 in words is "five hundred five billion, fifty million, five hundred sixty thousand, five hundred fifty-five".