164626556416050 has 48 divisors (see below), whose sum is σ = 422352268885440. Its totient is φ = 42386607627840.

The previous prime is 164626556416019. The next prime is 164626556416099. The reversal of 164626556416050 is 50614655626461.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18922588342 + ... + 18922597041.

It is an arithmetic number, because the mean of its divisors is an integer number (8799005601780).

Almost surely, 2^{164626556416050} is an apocalyptic number.

164626556416050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

164626556416050 is an abundant number, since it is smaller than the sum of its proper divisors (257725712469390).

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

164626556416050 is a wasteful number, since it uses less digits than its factorization.

164626556416050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37845185427 (or 37845185422 counting only the distinct ones).

The product of its (nonzero) digits is 31104000, while the sum is 57.

The spelling of 164626556416050 in words is "one hundred sixty-four trillion, six hundred twenty-six billion, five hundred fifty-six million, four hundred sixteen thousand, fifty".