163064642 has 16 divisors (see below), whose sum is σ = 263659200. Its totient is φ = 75190032.

The previous prime is 163064639. The next prime is 163064719. The reversal of 163064642 is 246460361.

It is a junction number, because it is equal to n+sod(n) for n = 163064599 and 163064608.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34133 + ... + 38615.

It is an arithmetic number, because the mean of its divisors is an integer number (16478700).

Almost surely, 2^163064642 is an apocalyptic number.

163064642 is a deficient number, since it is larger than the sum of its proper divisors (100594558).

163064642 is a wasteful number, since it uses less digits than its factorization.

163064642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5897.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 163064642 is about 12769.6766599629. The cubic root of 163064642 is about 546.3277583243.

The spelling of 163064642 in words is "one hundred sixty-three million, sixty-four thousand, six hundred forty-two".