662322881572 has 24 divisors (see below), whose sum is σ = 1265414123232. Its totient is φ = 300822633600.

The previous prime is 662322881491. The next prime is 662322881669. The reversal of 662322881572 is 275188223266.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5773093 + ... + 5886700.

It is an arithmetic number, because the mean of its divisors is an integer number (52725588468).

Almost surely, 2^662322881572 is an apocalyptic number.

It is an amenable number.

662322881572 is a deficient number, since it is larger than the sum of its proper divisors (603091241660).

662322881572 is a wasteful number, since it uses less digits than its factorization.

662322881572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11661099 (or 11661097 counting only the distinct ones).

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

The spelling of 662322881572 in words is "six hundred sixty-two billion, three hundred twenty-two million, eight hundred eighty-one thousand, five hundred seventy-two".