651041330 has 8 divisors (see below), whose sum is σ = 1171874412. Its totient is φ = 260416528.

The previous prime is 651041269. The next prime is 651041357. The reversal of 651041330 is 33140156.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 650607049 + 434281 = 25507^2 + 659^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 651041296 and 651041305.

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, 32552057 + ... + 32552076.

Almost surely, 2^651041330 is an apocalyptic number.

651041330 is a deficient number, since it is larger than the sum of its proper divisors (520833082).

651041330 is a wasteful number, since it uses less digits than its factorization.

651041330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65104140.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 651041330 is about 25515.5115566982. The cubic root of 651041330 is about 866.7014435420.

Adding to 651041330 its reverse (33140156), we get a palindrome (684181486).

The spelling of 651041330 in words is "six hundred fifty-one million, forty-one thousand, three hundred thirty".