163072663 has 6 divisors (see below), whose sum is σ = 176581824. Its totient is φ = 150528456.

The previous prime is 163072633. The next prime is 163072711. The reversal of 163072663 is 366270361.

163072663 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 163072663 - 2²¹ = 160975511 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 (163072633) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 482295 + ... + 482632.

It is an arithmetic number, because the mean of its divisors is an integer number (29430304).

Almost surely, 2^163072663 is an apocalyptic number.

163072663 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

163072663 is a deficient number, since it is larger than the sum of its proper divisors (13509161).

163072663 is an equidigital number, since it uses as much as digits as its factorization.

163072663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 964953 (or 964940 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 34.

The square root of 163072663 is about 12769.9907204352. The cubic root of 163072663 is about 546.3367159643.

The spelling of 163072663 in words is "one hundred sixty-three million, seventy-two thousand, six hundred sixty-three".