163604250653100 has 72 divisors (see below), whose sum is σ = 481384710448320. Its totient is φ = 42888345929280.

The previous prime is 163604250653089. The next prime is 163604250653101. The reversal of 163604250653100 is 1356052406361.

It is a super-2 number, since 2×163604250653100² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (163604250653101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4621571302 + ... + 4621606701.

Almost surely, 2^{163604250653100} is an apocalyptic number.

163604250653100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

163604250653100 is an abundant number, since it is smaller than the sum of its proper divisors (317780459795220).

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

163604250653100 is a wasteful number, since it uses less digits than its factorization.

163604250653100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9243178079 (or 9243178072 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 42.

The spelling of 163604250653100 in words is "one hundred sixty-three trillion, six hundred four billion, two hundred fifty million, six hundred fifty-three thousand, one hundred".