650502642 has 8 divisors (see below), whose sum is σ = 1301005296. Its totient is φ = 216834212.

The previous prime is 650502641. The next prime is 650502673. The reversal of 650502642 is 246205056.

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

650502642 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (650502641) 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, 54208548 + ... + 54208559.

It is an arithmetic number, because the mean of its divisors is an integer number (162625662).

Almost surely, 2^650502642 is an apocalyptic number.

650502642 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

650502642 is a wasteful number, since it uses less digits than its factorization.

650502642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108417112.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 650502642 is about 25504.9532836271. The cubic root of 650502642 is about 866.4623340443.

Adding to 650502642 its reverse (246205056), we get a palindrome (896707698).

The spelling of 650502642 in words is "six hundred fifty million, five hundred two thousand, six hundred forty-two".