163626545 has 8 divisors (see below), whose sum is σ = 196439424. Its totient is φ = 130842864.

The previous prime is 163626539. The next prime is 163626557. The reversal of 163626545 is 545626361.

It is a happy number.

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 163626545 - 2⁸ = 163626289 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 163626499 and 163626508.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7922 + ... + 19748.

It is an arithmetic number, because the mean of its divisors is an integer number (24554928).

Almost surely, 2^163626545 is an apocalyptic number.

It is an amenable number.

163626545 is a deficient number, since it is larger than the sum of its proper divisors (32812879).

163626545 is a wasteful number, since it uses less digits than its factorization.

163626545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14599.

The product of its digits is 129600, while the sum is 38.

The square root of 163626545 is about 12791.6591965233. The cubic root of 163626545 is about 546.9545675575.

The spelling of 163626545 in words is "one hundred sixty-three million, six hundred twenty-six thousand, five hundred forty-five".