4085090947841 has 4 divisors (see below), whose sum is σ = 4134308911152. Its totient is φ = 4035872984532.

The previous prime is 4085090947831. The next prime is 4085090947897. The reversal of 4085090947841 is 1487490905804.

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 4085090947841 - 2³⁴ = 4067911078657 is a prime.

It is a super-2 number, since 2×4085090947841² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4085090947831) 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, 24608981531 + ... + 24608981696.

It is an arithmetic number, because the mean of its divisors is an integer number (1033577227788).

Almost surely, 2^{4085090947841} is an apocalyptic number.

It is an amenable number.

4085090947841 is a deficient number, since it is larger than the sum of its proper divisors (49217963311).

4085090947841 is an equidigital number, since it uses as much as digits as its factorization.

4085090947841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49217963310.

The product of its (nonzero) digits is 11612160, while the sum is 59.

The spelling of 4085090947841 in words is "four trillion, eighty-five billion, ninety million, nine hundred forty-seven thousand, eight hundred forty-one".