4085261715 has 16 divisors (see below), whose sum is σ = 6575563008. Its totient is φ = 2165758176.

The previous prime is 4085261711. The next prime is 4085261731. The reversal of 4085261715 is 5171625804.

It is not a de Polignac number, because 4085261715 - 2² = 4085261711 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4085261711) 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, 812917 + ... + 817926.

It is an arithmetic number, because the mean of its divisors is an integer number (410972688).

Almost surely, 2^4085261715 is an apocalyptic number.

4085261715 is a deficient number, since it is larger than the sum of its proper divisors (2490301293).

4085261715 is a wasteful number, since it uses less digits than its factorization.

4085261715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1631018.

The product of its (nonzero) digits is 67200, while the sum is 39.

The square root of 4085261715 is about 63916.0520917868. The cubic root of 4085261715 is about 1598.6005621477.

The spelling of 4085261715 in words is "four billion, eighty-five million, two hundred sixty-one thousand, seven hundred fifteen".