163643615357080 has 16 divisors (see below), whose sum is σ = 368198134553520. Its totient is φ = 65457446142816.

The previous prime is 163643615356999. The next prime is 163643615357093. The reversal of 163643615357080 is 80753516346361.

163643615357080 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×163643615357080² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2045545191924 + ... + 2045545192003.

It is an arithmetic number, because the mean of its divisors is an integer number (23012383409595).

Almost surely, 2^{163643615357080} is an apocalyptic number.

163643615357080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

163643615357080 is an abundant number, since it is smaller than the sum of its proper divisors (204554519196440).

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

163643615357080 is a wasteful number, since it uses less digits than its factorization.

163643615357080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4091090383938 (or 4091090383934 counting only the distinct ones).

The product of its (nonzero) digits is 32659200, while the sum is 58.

The spelling of 163643615357080 in words is "one hundred sixty-three trillion, six hundred forty-three billion, six hundred fifteen million, three hundred fifty-seven thousand, eighty".