505055280003 has 32 divisors (see below), whose sum is σ = 685914465600. Its totient is φ = 330511104000.

The previous prime is 505055279977. The next prime is 505055280007. The reversal of 505055280003 is 300082550505.

It is not a de Polignac number, because 505055280003 - 2¹³ = 505055271811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (505055280007) 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, 29035833 + ... + 29053221.

It is an arithmetic number, because the mean of its divisors is an integer number (21434827050).

Almost surely, 2^505055280003 is an apocalyptic number.

505055280003 is a deficient number, since it is larger than the sum of its proper divisors (180859185597).

505055280003 is a wasteful number, since it uses less digits than its factorization.

505055280003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18263.

The product of its (nonzero) digits is 30000, while the sum is 33.

The spelling of 505055280003 in words is "five hundred five billion, fifty-five million, two hundred eighty thousand, three".