3821350378233 has 4 divisors (see below), whose sum is σ = 5095133837648. Its totient is φ = 2547566918820.

The previous prime is 3821350378229. The next prime is 3821350378247. The reversal of 3821350378233 is 3328730531283.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 3821350378233 - 2² = 3821350378229 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3821350377233) 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, 636891729703 + ... + 636891729708.

It is an arithmetic number, because the mean of its divisors is an integer number (1273783459412).

Almost surely, 2^{3821350378233} is an apocalyptic number.

It is an amenable number.

3821350378233 is a deficient number, since it is larger than the sum of its proper divisors (1273783459415).

3821350378233 is a wasteful number, since it uses less digits than its factorization.

3821350378233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1273783459414.

The product of its (nonzero) digits is 2177280, while the sum is 48.

The spelling of 3821350378233 in words is "three trillion, eight hundred twenty-one billion, three hundred fifty million, three hundred seventy-eight thousand, two hundred thirty-three".