163056402 has 24 divisors (see below), whose sum is σ = 366374736. Its totient is φ = 54351972.

The previous prime is 163056391. The next prime is 163056403. The reversal of 163056402 is 204650361.

163056402 is a `hidden beast` number, since 16 + 3 + 0 + 5 + 640 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (163056403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 167268 + ... + 168239.

It is an arithmetic number, because the mean of its divisors is an integer number (15265614).

Almost surely, 2^163056402 is an apocalyptic number.

163056402 is an abundant number, since it is smaller than the sum of its proper divisors (203318334).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

163056402 is an equidigital number, since it uses as much as digits as its factorization.

163056402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335524 (or 335512 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 163056402 is about 12769.3540165507. The cubic root of 163056402 is about 546.3185558049.

The spelling of 163056402 in words is "one hundred sixty-three million, fifty-six thousand, four hundred two".