163550564346642 has 16 divisors (see below), whose sum is σ = 356837594938272. Its totient is φ = 49560777074720.

The previous prime is 163550564346629. The next prime is 163550564346691. The reversal of 163550564346642 is 246643465055361.

163550564346642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1239019426803 + ... + 1239019426934.

It is an arithmetic number, because the mean of its divisors is an integer number (22302349683642).

Almost surely, 2^{163550564346642} is an apocalyptic number.

163550564346642 is an abundant number, since it is smaller than the sum of its proper divisors (193287030591630).

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

163550564346642 is a wasteful number, since it uses less digits than its factorization.

163550564346642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2478038853753.

The product of its (nonzero) digits is 186624000, while the sum is 60.

The spelling of 163550564346642 in words is "one hundred sixty-three trillion, five hundred fifty billion, five hundred sixty-four million, three hundred forty-six thousand, six hundred forty-two".