163155160120 has 64 divisors (see below), whose sum is σ = 392700480480. Its totient is φ = 60789866496.

The previous prime is 163155160073. The next prime is 163155160121. The reversal of 163155160120 is 21061551361.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163155160121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1170814 + ... + 1302733.

Almost surely, 2^163155160120 is an apocalyptic number.

163155160120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

163155160120 is an abundant number, since it is smaller than the sum of its proper divisors (229545320360).

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

163155160120 is a wasteful number, since it uses less digits than its factorization.

163155160120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2473672 (or 2473668 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 31.

The spelling of 163155160120 in words is "one hundred sixty-three billion, one hundred fifty-five million, one hundred sixty thousand, one hundred twenty".