164195522403 has 16 divisors (see below), whose sum is σ = 244384035456. Its totient is φ = 97198194240.

The previous prime is 164195522401. The next prime is 164195522441. The reversal of 164195522403 is 304225591461.

It is not a de Polignac number, because 164195522403 - 2¹ = 164195522401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (164195522401) 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, 57854650 + ... + 57857487.

It is an arithmetic number, because the mean of its divisors is an integer number (15274002216).

Almost surely, 2^164195522403 is an apocalyptic number.

164195522403 is a deficient number, since it is larger than the sum of its proper divisors (80188513053).

164195522403 is a wasteful number, since it uses less digits than its factorization.

164195522403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115712194.

The product of its (nonzero) digits is 259200, while the sum is 42.

The spelling of 164195522403 in words is "one hundred sixty-four billion, one hundred ninety-five million, five hundred twenty-two thousand, four hundred three".