165656460003013 has 16 divisors (see below), whose sum is σ = 194216828682240. Its totient is φ = 138346976335536.

The previous prime is 165656460002987. The next prime is 165656460003071. The reversal of 165656460003013 is 310300064656561.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 165656460003013 - 2²⁹ = 165655923132101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165656460003413) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1128884203 + ... + 1129030936.

It is an arithmetic number, because the mean of its divisors is an integer number (12138551792640).

Almost surely, 2^{165656460003013} is an apocalyptic number.

It is an amenable number.

165656460003013 is a deficient number, since it is larger than the sum of its proper divisors (28560368679227).

165656460003013 is a wasteful number, since it uses less digits than its factorization.

165656460003013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2257915416.

The product of its (nonzero) digits is 1166400, while the sum is 46.

The spelling of 165656460003013 in words is "one hundred sixty-five trillion, six hundred fifty-six billion, four hundred sixty million, three thousand, thirteen".