3919424858081 has 8 divisors (see below), whose sum is σ = 3925252169664. Its totient is φ = 3913600434480.

The previous prime is 3919424858059. The next prime is 3919424858087. The reversal of 3919424858081 is 1808584249193.

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

It is a cyclic number.

It is not a de Polignac number, because 3919424858081 - 2²² = 3919420663777 is a prime.

It is a super-2 number, since 2×3919424858081² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3919424858087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2001950 + ... + 3441896.

It is an arithmetic number, because the mean of its divisors is an integer number (490656521208).

Almost surely, 2^{3919424858081} is an apocalyptic number.

It is an amenable number.

3919424858081 is a deficient number, since it is larger than the sum of its proper divisors (5827311583).

3919424858081 is a wasteful number, since it uses less digits than its factorization.

3919424858081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1443991.

The product of its (nonzero) digits is 19906560, while the sum is 62.

The spelling of 3919424858081 in words is "three trillion, nine hundred nineteen billion, four hundred twenty-four million, eight hundred fifty-eight thousand, eighty-one".