505051005 has 16 divisors (see below), whose sum is σ = 816084864. Its totient is φ = 266692800.

The previous prime is 505050961. The next prime is 505051007. The reversal of 505051005 is 500150505.

It is not a de Polignac number, because 505051005 - 2⁹ = 505050493 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505051007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165169 + ... + 168198.

It is an arithmetic number, because the mean of its divisors is an integer number (51005304).

Almost surely, 2^505051005 is an apocalyptic number.

It is an amenable number.

505051005 is a deficient number, since it is larger than the sum of its proper divisors (311033859).

505051005 is a wasteful number, since it uses less digits than its factorization.

505051005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333476.

The product of its (nonzero) digits is 625, while the sum is 21.

The square root of 505051005 is about 22473.3398719460. The cubic root of 505051005 is about 796.3642333030.

The spelling of 505051005 in words is "five hundred five million, fifty-one thousand, five".