501670063 has 4 divisors (see below), whose sum is σ = 502187688. Its totient is φ = 501152440.

The previous prime is 501670061. The next prime is 501670067. The reversal of 501670063 is 360076105.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 360076105 = 5 ⋅72015221.

It is a cyclic number.

It is not a de Polignac number, because 501670063 - 2¹ = 501670061 is a prime.

It is a super-2 number, since 2×501670063² = 503345704220847938, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501670061) 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, 257356 + ... + 259297.

It is an arithmetic number, because the mean of its divisors is an integer number (125546922).

Almost surely, 2^501670063 is an apocalyptic number.

501670063 is a deficient number, since it is larger than the sum of its proper divisors (517625).

501670063 is an equidigital number, since it uses as much as digits as its factorization.

501670063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517624.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 501670063 is about 22397.9923877119. The cubic root of 501670063 is about 794.5832305186.

The spelling of 501670063 in words is "five hundred one million, six hundred seventy thousand, sixty-three".