506766511 has 8 divisors (see below), whose sum is σ = 516872240. Its totient is φ = 496746432.

The previous prime is 506766479. The next prime is 506766523. The reversal of 506766511 is 115667605.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 506766511 - 2⁵ = 506766479 is a prime.

It is a super-2 number, since 2×506766511² = 513624593342226242, 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 (506761511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9396 + ... + 33193.

It is an arithmetic number, because the mean of its divisors is an integer number (64609030).

Almost surely, 2^506766511 is an apocalyptic number.

506766511 is a deficient number, since it is larger than the sum of its proper divisors (10105729).

506766511 is a wasteful number, since it uses less digits than its factorization.

506766511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42825.

The product of its (nonzero) digits is 37800, while the sum is 37.

The square root of 506766511 is about 22511.4750960482. The cubic root of 506766511 is about 797.2648840620.

The spelling of 506766511 in words is "five hundred six million, seven hundred sixty-six thousand, five hundred eleven".