3216130465 has 32 divisors (see below), whose sum is σ = 4211754624. Its totient is φ = 2347729920.

The previous prime is 3216130459. The next prime is 3216130481. The reversal of 3216130465 is 5640316123.

3216130465 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3216130465 - 2¹¹ = 3216128417 is a prime.

It is a super-2 number, since 2×3216130465² = 20686990335802232450, which contains 22 as substring.

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, 963850 + ... + 967180.

It is an arithmetic number, because the mean of its divisors is an integer number (131617332).

Almost surely, 2^3216130465 is an apocalyptic number.

It is an amenable number.

3216130465 is a deficient number, since it is larger than the sum of its proper divisors (995624159).

3216130465 is a wasteful number, since it uses less digits than its factorization.

3216130465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3697.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 3216130465 is about 56710.9377898126. The cubic root of 3216130465 is about 1476.0844982202.

Adding to 3216130465 its reverse (5640316123), we get a palindrome (8856446588).

It can be divided in two parts, 32161 and 30465, that added together give a palindrome (62626).

The spelling of 3216130465 in words is "three billion, two hundred sixteen million, one hundred thirty thousand, four hundred sixty-five".