2381997670833 has 64 divisors (see below), whose sum is σ = 3788258181120. Its totient is φ = 1314404044800.

The previous prime is 2381997670831. The next prime is 2381997670889. The reversal of 2381997670833 is 3380767991832.

It is not a de Polignac number, because 2381997670833 - 2¹ = 2381997670831 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2381997670831) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 50358088 + ... + 50405366.

It is an arithmetic number, because the mean of its divisors is an integer number (59191534080).

Almost surely, 2^{2381997670833} is an apocalyptic number.

It is an amenable number.

2381997670833 is a deficient number, since it is larger than the sum of its proper divisors (1406260510287).

2381997670833 is a wasteful number, since it uses less digits than its factorization.

2381997670833 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50238.

The product of its (nonzero) digits is 82301184, while the sum is 66.

The spelling of 2381997670833 in words is "two trillion, three hundred eighty-one billion, nine hundred ninety-seven million, six hundred seventy thousand, eight hundred thirty-three".