3621175420036 has 24 divisors (see below), whose sum is σ = 6441659504280. Its totient is φ = 1780707878400.

The previous prime is 3621175420033. The next prime is 3621175420061. The reversal of 3621175420036 is 6300245711263.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 921542400900 + 2699633019136 = 959970^2 + 1643056^2 .

It is a super-2 number, since 2×3621175420036² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3621175420033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1385250 + ... + 3026758.

It is an arithmetic number, because the mean of its divisors is an integer number (268402479345).

Almost surely, 2^{3621175420036} is an apocalyptic number.

It is an amenable number.

3621175420036 is a deficient number, since it is larger than the sum of its proper divisors (2820484084244).

3621175420036 is a wasteful number, since it uses less digits than its factorization.

3621175420036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1650615 (or 1650613 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 40.

The spelling of 3621175420036 in words is "three trillion, six hundred twenty-one billion, one hundred seventy-five million, four hundred twenty thousand, thirty-six".