163081696020 has 48 divisors (see below), whose sum is σ = 456669326400. Its totient is φ = 43484587776.

The previous prime is 163081696009. The next prime is 163081696039. The reversal of 163081696020 is 20696180361.

163081696020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 595131 + ... + 824829.

It is an arithmetic number, because the mean of its divisors is an integer number (9513944300).

Almost surely, 2^163081696020 is an apocalyptic number.

163081696020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

163081696020 is an abundant number, since it is smaller than the sum of its proper divisors (293587630380).

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

163081696020 is a wasteful number, since it uses less digits than its factorization.

163081696020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241544 (or 241542 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 42.

The spelling of 163081696020 in words is "one hundred sixty-three billion, eighty-one million, six hundred ninety-six thousand, twenty".