505555004835 has 24 divisors (see below), whose sum is σ = 876555401904. Its totient is φ = 269549317440.

The previous prime is 505555004819. The next prime is 505555004837. The reversal of 505555004835 is 538400555505.

It is a happy number.

505555004835 is a `hidden beast` number, since 5 + 0 + 55 + 550 + 0 + 48 + 3 + 5 = 666.

It is not a de Polignac number, because 505555004835 - 2⁴ = 505555004819 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (505555004837) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1513581 + ... + 1817150.

It is an arithmetic number, because the mean of its divisors is an integer number (36523141746).

Almost surely, 2^505555004835 is an apocalyptic number.

505555004835 is a deficient number, since it is larger than the sum of its proper divisors (371000397069).

505555004835 is a wasteful number, since it uses less digits than its factorization.

505555004835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3334115 (or 3334112 counting only the distinct ones).

The product of its (nonzero) digits is 1500000, while the sum is 45.

The spelling of 505555004835 in words is "five hundred five billion, five hundred fifty-five million, four thousand, eight hundred thirty-five".