506066499 has 12 divisors (see below), whose sum is σ = 731419416. Its totient is φ = 337177152.

The previous prime is 506066453. The next prime is 506066513. The reversal of 506066499 is 994660605.

It is not a de Polignac number, because 506066499 - 2⁸ = 506066243 is a prime.

It is a super-2 number, since 2×506066499² = 512206602820234002, which contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (506066299) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 172 + ... + 31814.

It is an arithmetic number, because the mean of its divisors is an integer number (60951618).

Almost surely, 2^506066499 is an apocalyptic number.

506066499 is a deficient number, since it is larger than the sum of its proper divisors (225352917).

506066499 is a wasteful number, since it uses less digits than its factorization.

506066499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33426 (or 33423 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The square root of 506066499 is about 22495.9218304118. The cubic root of 506066499 is about 796.8976194917.

The spelling of 506066499 in words is "five hundred six million, sixty-six thousand, four hundred ninety-nine".