162641816663 has 8 divisors (see below), whose sum is σ = 162760273920. Its totient is φ = 162523407960.

The previous prime is 162641816653. The next prime is 162641816669. The reversal of 162641816663 is 366618146261.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 162641816663 - 2⁶ = 162641816599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162641816669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8884706 + ... + 8902992.

It is an arithmetic number, because the mean of its divisors is an integer number (20345034240).

Almost surely, 2^162641816663 is an apocalyptic number.

162641816663 is a deficient number, since it is larger than the sum of its proper divisors (118457257).

162641816663 is a wasteful number, since it uses less digits than its factorization.

162641816663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24277.

The product of its digits is 1492992, while the sum is 50.

The spelling of 162641816663 in words is "one hundred sixty-two billion, six hundred forty-one million, eight hundred sixteen thousand, six hundred sixty-three".