3216136893 has 8 divisors (see below), whose sum is σ = 4288517568. Its totient is φ = 2143923744.

The previous prime is 3216136873. The next prime is 3216136901. The reversal of 3216136893 is 3986316123.

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

It is not a de Polignac number, because 3216136893 - 2¹⁰ = 3216135869 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3216136813) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13305 + ... + 81297.

It is an arithmetic number, because the mean of its divisors is an integer number (536064696).

Almost surely, 2^3216136893 is an apocalyptic number.

It is an amenable number.

3216136893 is a deficient number, since it is larger than the sum of its proper divisors (1072380675).

3216136893 is a wasteful number, since it uses less digits than its factorization.

3216136893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83763.

The product of its digits is 139968, while the sum is 42.

The square root of 3216136893 is about 56710.9944631550. The cubic root of 3216136893 is about 1476.0854816240.

The spelling of 3216136893 in words is "three billion, two hundred sixteen million, one hundred thirty-six thousand, eight hundred ninety-three".