3811424827391 has 8 divisors (see below), whose sum is σ = 3822164560800. Its totient is φ = 3800685777760.

The previous prime is 3811424827381. The next prime is 3811424827393. The reversal of 3811424827391 is 1937284241183.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3811424827391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3811424827393) 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, 12263981 + ... + 12570921.

It is an arithmetic number, because the mean of its divisors is an integer number (477770570100).

Almost surely, 2^{3811424827391} is an apocalyptic number.

3811424827391 is a deficient number, since it is larger than the sum of its proper divisors (10739733409).

3811424827391 is a wasteful number, since it uses less digits than its factorization.

3811424827391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341889.

The product of its digits is 2322432, while the sum is 53.

The spelling of 3811424827391 in words is "three trillion, eight hundred eleven billion, four hundred twenty-four million, eight hundred twenty-seven thousand, three hundred ninety-one".