4081612389 has 8 divisors (see below), whose sum is σ = 5534389920. Its totient is φ = 2674954896.

The previous prime is 4081612369. The next prime is 4081612411. The reversal of 4081612389 is 9832161804.

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

It is not a de Polignac number, because 4081612389 - 2⁸ = 4081612133 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4081612389.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4081612349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11529802 + ... + 11530155.

It is an arithmetic number, because the mean of its divisors is an integer number (691798740).

Almost surely, 2^4081612389 is an apocalyptic number.

It is an amenable number.

4081612389 is a deficient number, since it is larger than the sum of its proper divisors (1452777531).

4081612389 is a wasteful number, since it uses less digits than its factorization.

4081612389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23060019.

The product of its (nonzero) digits is 82944, while the sum is 42.

The square root of 4081612389 is about 63887.4979084328. The cubic root of 4081612389 is about 1598.1244153741.

The spelling of 4081612389 in words is "four billion, eighty-one million, six hundred twelve thousand, three hundred eighty-nine".