650143604 has 12 divisors (see below), whose sum is σ = 1241183328. Its totient is φ = 295519800.

The previous prime is 650143603. The next prime is 650143609. The reversal of 650143604 is 406341056.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650143603) 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, 7387952 + ... + 7388039.

It is an arithmetic number, because the mean of its divisors is an integer number (103431944).

Almost surely, 2^650143604 is an apocalyptic number.

It is an amenable number.

650143604 is a deficient number, since it is larger than the sum of its proper divisors (591039724).

650143604 is a wasteful number, since it uses less digits than its factorization.

650143604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14776006 (or 14776004 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 650143604 is about 25497.9137185771. The cubic root of 650143604 is about 866.3028931567.

It can be divided in two parts, 6501 and 43604, that added together give a palindrome (50105).

The spelling of 650143604 in words is "six hundred fifty million, one hundred forty-three thousand, six hundred four".