163146163020645 has 32 divisors (see below), whose sum is σ = 300964451450112. Its totient is φ = 73921093327872.

The previous prime is 163146163020623. The next prime is 163146163020647. The reversal of 163146163020645 is 546020361641361.

It is a happy number.

163146163020645 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 163146163020645 - 2⁷ = 163146163020517 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 163146163020594 and 163146163020603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163146163020647) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6875089822 + ... + 6875113551.

It is an arithmetic number, because the mean of its divisors is an integer number (9405139107816).

Almost surely, 2^{163146163020645} is an apocalyptic number.

163146163020645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

163146163020645 is a deficient number, since it is larger than the sum of its proper divisors (137818288429467).

163146163020645 is a wasteful number, since it uses less digits than its factorization.

163146163020645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13750203501.

The product of its (nonzero) digits is 1866240, while the sum is 48.

The spelling of 163146163020645 in words is "one hundred sixty-three trillion, one hundred forty-six billion, one hundred sixty-three million, twenty thousand, six hundred forty-five".