202644020662 has 32 divisors (see below), whose sum is σ = 322865948160. Its totient is φ = 95183066880.

The previous prime is 202644020627. The next prime is 202644020681. The reversal of 202644020662 is 266020446202.

It is a super-2 number, since 2×202644020662² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2849862 + ... + 2920102.

It is an arithmetic number, because the mean of its divisors is an integer number (10089560880).

Almost surely, 2^202644020662 is an apocalyptic number.

202644020662 is a deficient number, since it is larger than the sum of its proper divisors (120221927498).

202644020662 is a wasteful number, since it uses less digits than its factorization.

202644020662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71388.

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 202644020662 its reverse (266020446202), we get a palindrome (468664466864).

The spelling of 202644020662 in words is "two hundred two billion, six hundred forty-four million, twenty thousand, six hundred sixty-two".