163323612608051 has 16 divisors (see below), whose sum is σ = 188030617218240. Its totient is φ = 138960510059520.

The previous prime is 163323612608021. The next prime is 163323612608071. The reversal of 163323612608051 is 150806216323361.

It is a cyclic number.

It is not a de Polignac number, because 163323612608051 - 2³⁸ = 163048734701107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 163323612607987 and 163323612608005.

It is not an unprimeable number, because it can be changed into a prime (163323612608021) 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, 8613041 + ... + 20020781.

It is an arithmetic number, because the mean of its divisors is an integer number (11751913576140).

Almost surely, 2^{163323612608051} is an apocalyptic number.

163323612608051 is a deficient number, since it is larger than the sum of its proper divisors (24707004610189).

163323612608051 is a wasteful number, since it uses less digits than its factorization.

163323612608051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11422814.

The product of its (nonzero) digits is 933120, while the sum is 47.

The spelling of 163323612608051 in words is "one hundred sixty-three trillion, three hundred twenty-three billion, six hundred twelve million, six hundred eight thousand, fifty-one".