501066164 has 12 divisors (see below), whose sum is σ = 877023588. Its totient is φ = 250488000.

The previous prime is 501066161. The next prime is 501066179. The reversal of 501066164 is 461660105.

It can be written as a sum of positive squares in 2 ways, for example, as 49843600 + 451222564 = 7060^2 + 21242^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501066161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33464 + ... + 46064.

It is an arithmetic number, because the mean of its divisors is an integer number (73085299).

Almost surely, 2^501066164 is an apocalyptic number.

It is an amenable number.

501066164 is a deficient number, since it is larger than the sum of its proper divisors (375957424).

501066164 is a wasteful number, since it uses less digits than its factorization.

501066164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22546 (or 22544 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 501066164 is about 22384.5072315653. The cubic root of 501066164 is about 794.2642687640.

The spelling of 501066164 in words is "five hundred one million, sixty-six thousand, one hundred sixty-four".