3621872582143 has 32 divisors (see below), whose sum is σ = 3865667224320. Its totient is φ = 3389512988160.

The previous prime is 3621872582093. The next prime is 3621872582147. The reversal of 3621872582143 is 3412852781263.

It is a cyclic number.

It is not a de Polignac number, because 3621872582143 - 2²⁵ = 3621839027711 is a prime.

It is a super-2 number, since 2×3621872582143² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3621872582147) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16453321 + ... + 16671997.

It is an arithmetic number, because the mean of its divisors is an integer number (120802100760).

Almost surely, 2^{3621872582143} is an apocalyptic number.

3621872582143 is a deficient number, since it is larger than the sum of its proper divisors (243794642177).

3621872582143 is a wasteful number, since it uses less digits than its factorization.

3621872582143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218947.

The product of its digits is 3870720, while the sum is 52.

The spelling of 3621872582143 in words is "three trillion, six hundred twenty-one billion, eight hundred seventy-two million, five hundred eighty-two thousand, one hundred forty-three".