502166211001 has 16 divisors (see below), whose sum is σ = 650579708800. Its totient is φ = 376406828928.

The previous prime is 502166210971. The next prime is 502166211007. The reversal of 502166211001 is 100112661205.

It is a happy number.

It is not a de Polignac number, because 502166211001 - 2²³ = 502157822393 is a prime.

It is a super-2 number, since 2×502166211001² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (502166211007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145216956 + ... + 145220413.

It is an arithmetic number, because the mean of its divisors is an integer number (40661231800).

Almost surely, 2^502166211001 is an apocalyptic number.

It is an amenable number.

502166211001 is a deficient number, since it is larger than the sum of its proper divisors (148413497799).

502166211001 is a wasteful number, since it uses less digits than its factorization.

502166211001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290437408.

The product of its (nonzero) digits is 720, while the sum is 25.

Adding to 502166211001 its reverse (100112661205), we get a palindrome (602278872206).

The spelling of 502166211001 in words is "five hundred two billion, one hundred sixty-six million, two hundred eleven thousand, one".