506127640 has 16 divisors (see below), whose sum is σ = 1138787280. Its totient is φ = 202451040.

The previous prime is 506127637. The next prime is 506127659. The reversal of 506127640 is 46721605.

It is a happy 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, 6326556 + ... + 6326635.

It is an arithmetic number, because the mean of its divisors is an integer number (71174205).

Almost surely, 2^506127640 is an apocalyptic number.

It is an amenable number.

506127640 is an abundant number, since it is smaller than the sum of its proper divisors (632659640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

506127640 is a wasteful number, since it uses less digits than its factorization.

506127640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12653202 (or 12653198 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 506127640 is about 22497.2807245676. The cubic root of 506127640 is about 796.9297108970.

The spelling of 506127640 in words is "five hundred six million, one hundred twenty-seven thousand, six hundred forty".