42067354585 has 4 divisors (see below), whose sum is σ = 50480825508. Its totient is φ = 33653883664.

The previous prime is 42067354523. The next prime is 42067354627. The reversal of 42067354585 is 58545376024.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 18847994944 + 23219359641 = 137288^2 + 152379^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42067354585 is a prime.

It is a super-3 number, since 3×42067354585³ (a number of 33 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4206735454 + ... + 4206735463.

It is an arithmetic number, because the mean of its divisors is an integer number (12620206377).

Almost surely, 2^42067354585 is an apocalyptic number.

It is an amenable number.

42067354585 is a deficient number, since it is larger than the sum of its proper divisors (8413470923).

42067354585 is an equidigital number, since it uses as much as digits as its factorization.

42067354585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8413470922.

The product of its (nonzero) digits is 4032000, while the sum is 49.

The spelling of 42067354585 in words is "forty-two billion, sixty-seven million, three hundred fifty-four thousand, five hundred eighty-five".