662131136 has 14 divisors (see below), whose sum is σ = 1313916600. Its totient is φ = 331065536.

The previous prime is 662131111. The next prime is 662131163. The reversal of 662131136 is 631131266.

It is a happy number.

662131136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 662131099 and 662131108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5172836 + ... + 5172963.

Almost surely, 2^662131136 is an apocalyptic number.

It is an amenable number.

662131136 is a deficient number, since it is larger than the sum of its proper divisors (651785464).

662131136 is a wasteful number, since it uses less digits than its factorization.

662131136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10345811 (or 10345801 counting only the distinct ones).

The product of its digits is 3888, while the sum is 29.

The square root of 662131136 is about 25731.9089070360. The cubic root of 662131136 is about 871.5948795704.

The spelling of 662131136 in words is "six hundred sixty-two million, one hundred thirty-one thousand, one hundred thirty-six".