3191355090338 has 8 divisors (see below), whose sum is σ = 4941453043200. Its totient is φ = 1544204075940.

The previous prime is 3191355090331. The next prime is 3191355090349. The reversal of 3191355090338 is 8330905531913.

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

It is not an unprimeable number, because it can be changed into a prime (3191355090331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25736734538 + ... + 25736734661.

It is an arithmetic number, because the mean of its divisors is an integer number (617681630400).

Almost surely, 2^{3191355090338} is an apocalyptic number.

3191355090338 is a deficient number, since it is larger than the sum of its proper divisors (1750097952862).

3191355090338 is a wasteful number, since it uses less digits than its factorization.

3191355090338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51473469232.

The product of its (nonzero) digits is 1312200, while the sum is 50.

The spelling of 3191355090338 in words is "three trillion, one hundred ninety-one billion, three hundred fifty-five million, ninety thousand, three hundred thirty-eight".