1004874872585 has 4 divisors (see below), whose sum is σ = 1205849847108. Its totient is φ = 803899898064.

The previous prime is 1004874872537. The next prime is 1004874872657. The reversal of 1004874872585 is 5852784784001.

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 597202838521 + 407672034064 = 772789^2 + 638492^2 .

It is a cyclic number.

It is not a de Polignac number, because 1004874872585 - 2¹⁴ = 1004874856201 is a prime.

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, 100487487254 + ... + 100487487263.

It is an arithmetic number, because the mean of its divisors is an integer number (301462461777).

Almost surely, 2^{1004874872585} is an apocalyptic number.

It is an amenable number.

1004874872585 is a deficient number, since it is larger than the sum of its proper divisors (200974974523).

1004874872585 is an equidigital number, since it uses as much as digits as its factorization.

1004874872585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200974974522.

The product of its (nonzero) digits is 20070400, while the sum is 59.

The spelling of 1004874872585 in words is "one trillion, four billion, eight hundred seventy-four million, eight hundred seventy-two thousand, five hundred eighty-five".