163101555612353 has 4 divisors (see below), whose sum is σ = 163690369892820. Its totient is φ = 162512741331888.

The previous prime is 163101555612349. The next prime is 163101555612361. The reversal of 163101555612353 is 353216555101361.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 55869151837489 + 107232403774864 = 7474567^2 + 10355308^2 .

It is a cyclic number.

It is not a de Polignac number, because 163101555612353 - 2² = 163101555612349 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 163101555612298 and 163101555612307.

It is not an unprimeable number, because it can be changed into a prime (163101555612383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 294407139818 + ... + 294407140371.

It is an arithmetic number, because the mean of its divisors is an integer number (40922592473205).

Almost surely, 2^{163101555612353} is an apocalyptic number.

It is an amenable number.

163101555612353 is a deficient number, since it is larger than the sum of its proper divisors (588814280467).

163101555612353 is an equidigital number, since it uses as much as digits as its factorization.

163101555612353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 588814280466.

The product of its (nonzero) digits is 1215000, while the sum is 47.

The spelling of 163101555612353 in words is "one hundred sixty-three trillion, one hundred one billion, five hundred fifty-five million, six hundred twelve thousand, three hundred fifty-three".