3216356356 has 12 divisors (see below), whose sum is σ = 5765907420. Its totient is φ = 1568954240.

The previous prime is 3216356329. The next prime is 3216356399. The reversal of 3216356356 is 6536536123.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1269781956 + 1946574400 = 35634^2 + 44120^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9805801 + ... + 9806128.

It is an arithmetic number, because the mean of its divisors is an integer number (480492285).

Almost surely, 2^3216356356 is an apocalyptic number.

It is an amenable number.

3216356356 is a deficient number, since it is larger than the sum of its proper divisors (2549551064).

3216356356 is a wasteful number, since it uses less digits than its factorization.

3216356356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19611974 (or 19611972 counting only the distinct ones).

The product of its digits is 291600, while the sum is 40.

The square root of 3216356356 is about 56712.9293547776. The cubic root of 3216356356 is about 1476.1190559391.

The spelling of 3216356356 in words is "three billion, two hundred sixteen million, three hundred fifty-six thousand, three hundred fifty-six".