163464665 has 16 divisors (see below), whose sum is σ = 241425408. Its totient is φ = 103467456.

The previous prime is 163464659. The next prime is 163464671. The reversal of 163464665 is 566464361.

It is an interprime number because it is at equal distance from previous prime (163464659) and next prime (163464671).

It is a cyclic number.

It is not a de Polignac number, because 163464665 - 2¹² = 163460569 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 179177 + ... + 180086.

It is an arithmetic number, because the mean of its divisors is an integer number (15089088).

Almost surely, 2^163464665 is an apocalyptic number.

It is an amenable number.

163464665 is a deficient number, since it is larger than the sum of its proper divisors (77960743).

163464665 is a wasteful number, since it uses less digits than its factorization.

163464665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359288.

The product of its digits is 311040, while the sum is 41.

The square root of 163464665 is about 12785.3300700451. The cubic root of 163464665 is about 546.7741359123.

The spelling of 163464665 in words is "one hundred sixty-three million, four hundred sixty-four thousand, six hundred sixty-five".