4086341478721 has 4 divisors (see below), whose sum is σ = 4091841266112. Its totient is φ = 4080841691332.

The previous prime is 4086341478707. The next prime is 4086341478731. The reversal of 4086341478721 is 1278741436804.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4086341478721 - 2¹¹ = 4086341476673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4086341478731) 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, 2749892581 + ... + 2749894066.

It is an arithmetic number, because the mean of its divisors is an integer number (1022960316528).

Almost surely, 2^{4086341478721} is an apocalyptic number.

It is an amenable number.

4086341478721 is a deficient number, since it is larger than the sum of its proper divisors (5499787391).

4086341478721 is an equidigital number, since it uses as much as digits as its factorization.

4086341478721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5499787390.

The product of its (nonzero) digits is 7225344, while the sum is 55.

The spelling of 4086341478721 in words is "four trillion, eighty-six billion, three hundred forty-one million, four hundred seventy-eight thousand, seven hundred twenty-one".