516651330 has 64 divisors (see below), whose sum is σ = 1339648128. Its totient is φ = 126766080.

The previous prime is 516651329. The next prime is 516651341. The reversal of 516651330 is 33156615.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 129465 + ... + 133395.

It is an arithmetic number, because the mean of its divisors is an integer number (20932002).

Almost surely, 2^516651330 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 516651330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (669824064).

516651330 is an abundant number, since it is smaller than the sum of its proper divisors (822996798).

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

516651330 is a wasteful number, since it uses less digits than its factorization.

516651330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4291.

The product of its (nonzero) digits is 8100, while the sum is 30.

The square root of 516651330 is about 22729.9654641181. The cubic root of 516651330 is about 802.4152684678.

The spelling of 516651330 in words is "five hundred sixteen million, six hundred fifty-one thousand, three hundred thirty".