1651310216 has 16 divisors (see below), whose sum is σ = 3259165200. Its totient is φ = 782199504.

The previous prime is 1651310191. The next prime is 1651310233. The reversal of 1651310216 is 6120131561.

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, 5431790 + ... + 5432093.

It is an arithmetic number, because the mean of its divisors is an integer number (203697825).

Almost surely, 2^1651310216 is an apocalyptic number.

It is an amenable number.

1651310216 is a deficient number, since it is larger than the sum of its proper divisors (1607854984).

1651310216 is a wasteful number, since it uses less digits than its factorization.

1651310216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10863908 (or 10863904 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 1651310216 is about 40636.3164669240. The cubic root of 1651310216 is about 1181.9784429423.

Adding to 1651310216 its reverse (6120131561), we get a palindrome (7771441777).

The spelling of 1651310216 in words is "one billion, six hundred fifty-one million, three hundred ten thousand, two hundred sixteen".