4823861905391 has 16 divisors (see below), whose sum is σ = 4998520454400. Its totient is φ = 4650397747200.

The previous prime is 4823861905333. The next prime is 4823861905393. The reversal of 4823861905391 is 1935091683284.

It is a happy number.

4823861905391 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4823861905391 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4823861905391.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4823861905393) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94447001 + ... + 94498061.

It is an arithmetic number, because the mean of its divisors is an integer number (312407528400).

Almost surely, 2^{4823861905391} is an apocalyptic number.

4823861905391 is a deficient number, since it is larger than the sum of its proper divisors (174658549009).

4823861905391 is a wasteful number, since it uses less digits than its factorization.

4823861905391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62690.

The product of its (nonzero) digits is 11197440, while the sum is 59.

The spelling of 4823861905391 in words is "four trillion, eight hundred twenty-three billion, eight hundred sixty-one million, nine hundred five thousand, three hundred ninety-one".