163277648 has 10 divisors (see below), whose sum is σ = 316350474. Its totient is φ = 81638816.

The previous prime is 163277641. The next prime is 163277669. The reversal of 163277648 is 846772361.

It can be written as a sum of positive squares in only one way, i.e., 163123984 + 153664 = 12772^2 + 392^2 .

It is a super-3 number, since 3×163277648³ (a number of 26 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 163277599 and 163277608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163277641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5102411 + ... + 5102442.

Almost surely, 2^163277648 is an apocalyptic number.

It is an amenable number.

163277648 is a deficient number, since it is larger than the sum of its proper divisors (153072826).

163277648 is a wasteful number, since it uses less digits than its factorization.

163277648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10204861 (or 10204855 counting only the distinct ones).

The product of its digits is 338688, while the sum is 44.

The square root of 163277648 is about 12778.0142432226. The cubic root of 163277648 is about 546.5655381708.

The spelling of 163277648 in words is "one hundred sixty-three million, two hundred seventy-seven thousand, six hundred forty-eight".