3486420772585 has 8 divisors (see below), whose sum is σ = 4183737214536. Its totient is φ = 2789115093120.

The previous prime is 3486420772577. The next prime is 3486420772589. The reversal of 3486420772585 is 5852770246843.

It can be written as a sum of positive squares in 4 ways, for example, as 2205854684944 + 1280566087641 = 1485212^2 + 1131621^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3486420772585 - 2³ = 3486420772577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3486420772589) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1959906 + ... + 3288475.

It is an arithmetic number, because the mean of its divisors is an integer number (522967151817).

Almost surely, 2^{3486420772585} is an apocalyptic number.

It is an amenable number.

3486420772585 is a deficient number, since it is larger than the sum of its proper divisors (697316441951).

3486420772585 is a wasteful number, since it uses less digits than its factorization.

3486420772585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5381243.

The product of its (nonzero) digits is 90316800, while the sum is 61.

The spelling of 3486420772585 in words is "three trillion, four hundred eighty-six billion, four hundred twenty million, seven hundred seventy-two thousand, five hundred eighty-five".