507448066 has 8 divisors (see below), whose sum is σ = 761869260. Its totient is φ = 253491648.

The previous prime is 507448001. The next prime is 507448069. The reversal of 507448066 is 660844705.

It can be written as a sum of positive squares in 2 ways, for example, as 461003841 + 46444225 = 21471^2 + 6815^2 .

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

It is not an unprimeable number, because it can be changed into a prime (507448069) 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, 113451 + ... + 117838.

Almost surely, 2^507448066 is an apocalyptic number.

507448066 is a deficient number, since it is larger than the sum of its proper divisors (254421194).

507448066 is a wasteful number, since it uses less digits than its factorization.

507448066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232388.

The product of its (nonzero) digits is 161280, while the sum is 40.

The square root of 507448066 is about 22526.6079559263. The cubic root of 507448066 is about 797.6221402731.

The spelling of 507448066 in words is "five hundred seven million, four hundred forty-eight thousand, sixty-six".