506651630 has 8 divisors (see below), whose sum is σ = 911972952. Its totient is φ = 202660648.

The previous prime is 506651611. The next prime is 506651687. The reversal of 506651630 is 36156605.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25332572 + ... + 25332591.

It is an arithmetic number, because the mean of its divisors is an integer number (113996619).

Almost surely, 2^506651630 is an apocalyptic number.

506651630 is a deficient number, since it is larger than the sum of its proper divisors (405321322).

506651630 is a wasteful number, since it uses less digits than its factorization.

506651630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50665170.

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 506651630 is about 22508.9233416439. The cubic root of 506651630 is about 797.2046344157.

The spelling of 506651630 in words is "five hundred six million, six hundred fifty-one thousand, six hundred thirty".