5821442422387 has 4 divisors (see below), whose sum is σ = 5856301359216. Its totient is φ = 5786583485560.

The previous prime is 5821442422357. The next prime is 5821442422403. The reversal of 5821442422387 is 7832242441285.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5821442422387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5821442422357) 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, 17429468164 + ... + 17429468497.

It is an arithmetic number, because the mean of its divisors is an integer number (1464075339804).

Almost surely, 2^{5821442422387} is an apocalyptic number.

5821442422387 is a deficient number, since it is larger than the sum of its proper divisors (34858936829).

5821442422387 is a wasteful number, since it uses less digits than its factorization.

5821442422387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34858936828.

The product of its digits is 6881280, while the sum is 52.

The spelling of 5821442422387 in words is "five trillion, eight hundred twenty-one billion, four hundred forty-two million, four hundred twenty-two thousand, three hundred eighty-seven".