662154436156 has 12 divisors (see below), whose sum is σ = 1162953551368. Its totient is φ = 329881992912.

The previous prime is 662154436127. The next prime is 662154436231. The reversal of 662154436156 is 651634451266.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298805046 + ... + 298807261.

Almost surely, 2^662154436156 is an apocalyptic number.

It is an amenable number.

662154436156 is a deficient number, since it is larger than the sum of its proper divisors (500799115212).

662154436156 is a wasteful number, since it uses less digits than its factorization.

662154436156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597612588 (or 597612586 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 49.

The spelling of 662154436156 in words is "six hundred sixty-two billion, one hundred fifty-four million, four hundred thirty-six thousand, one hundred fifty-six".