505454770 has 16 divisors (see below), whose sum is σ = 925240320. Its totient is φ = 198754864.

The previous prime is 505454731. The next prime is 505454791. The reversal of 505454770 is 77454505.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 427762 + ... + 428941.

It is an arithmetic number, because the mean of its divisors is an integer number (57827520).

Almost surely, 2^505454770 is an apocalyptic number.

505454770 is a deficient number, since it is larger than the sum of its proper divisors (419785550).

505454770 is a wasteful number, since it uses less digits than its factorization.

505454770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 856769.

The product of its (nonzero) digits is 98000, while the sum is 37.

The square root of 505454770 is about 22482.3212769500. The cubic root of 505454770 is about 796.5763956080.

The spelling of 505454770 in words is "five hundred five million, four hundred fifty-four thousand, seven hundred seventy".