381410733811 has 4 divisors (see below), whose sum is σ = 381779961112. Its totient is φ = 381041506512.

The previous prime is 381410733761. The next prime is 381410733883. The reversal of 381410733811 is 118337014183.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 381410733811 - 2¹⁷ = 381410602739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (381410733911) 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, 184612101 + ... + 184614166.

It is an arithmetic number, because the mean of its divisors is an integer number (95444990278).

Almost surely, 2^381410733811 is an apocalyptic number.

381410733811 is a deficient number, since it is larger than the sum of its proper divisors (369227301).

381410733811 is a wasteful number, since it uses less digits than its factorization.

381410733811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369227300.

The product of its (nonzero) digits is 48384, while the sum is 40.

Adding to 381410733811 its reverse (118337014183), we get a palindrome (499747747994).

The spelling of 381410733811 in words is "three hundred eighty-one billion, four hundred ten million, seven hundred thirty-three thousand, eight hundred eleven".