164550514035563 has 4 divisors (see below), whose sum is σ = 165412035051648. Its totient is φ = 163688993019480.

The previous prime is 164550514035539. The next prime is 164550514035653. The reversal of 164550514035563 is 365530415055461.

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

It is a cyclic number.

It is not a de Polignac number, because 164550514035563 - 2⁸ = 164550514035307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (164550514035463) 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, 430760507756 + ... + 430760508137.

It is an arithmetic number, because the mean of its divisors is an integer number (41353008762912).

Almost surely, 2^{164550514035563} is an apocalyptic number.

164550514035563 is a deficient number, since it is larger than the sum of its proper divisors (861521016085).

164550514035563 is an equidigital number, since it uses as much as digits as its factorization.

164550514035563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 861521016084.

The product of its (nonzero) digits is 16200000, while the sum is 53.

The spelling of 164550514035563 in words is "one hundred sixty-four trillion, five hundred fifty billion, five hundred fourteen million, thirty-five thousand, five hundred sixty-three".