500061018 has 32 divisors (see below), whose sum is σ = 1083589056. Its totient is φ = 153232128.

The previous prime is 500061013. The next prime is 500061043. The reversal of 500061018 is 810160005.

It is a super-2 number, since 2×500061018² = 500122043446392648, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 500060985 and 500061003.

It is not an unprimeable number, because it can be changed into a prime (500061011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52621 + ... + 61392.

It is an arithmetic number, because the mean of its divisors is an integer number (33862158).

Almost surely, 2^500061018 is an apocalyptic number.

500061018 is an abundant number, since it is smaller than the sum of its proper divisors (583528038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

500061018 is a wasteful number, since it uses less digits than its factorization.

500061018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114078.

The product of its (nonzero) digits is 240, while the sum is 21.

The square root of 500061018 is about 22362.0441373323. The cubic root of 500061018 is about 793.7328113499.

The spelling of 500061018 in words is "five hundred million, sixty-one thousand, eighteen".