164480747997 has 32 divisors (see below), whose sum is σ = 222788966400. Its totient is φ = 107924104512.

The previous prime is 164480747971. The next prime is 164480748007. The reversal of 164480747997 is 799747084461.

164480747997 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 164480747997 - 2⁸ = 164480747741 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164480747927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 115101279 + ... + 115102707.

It is an arithmetic number, because the mean of its divisors is an integer number (6962155200).

Almost surely, 2^164480747997 is an apocalyptic number.

It is an amenable number.

164480747997 is a deficient number, since it is larger than the sum of its proper divisors (58308218403).

164480747997 is a wasteful number, since it uses less digits than its factorization.

164480747997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2937.

The product of its (nonzero) digits is 85349376, while the sum is 66.

The spelling of 164480747997 in words is "one hundred sixty-four billion, four hundred eighty million, seven hundred forty-seven thousand, nine hundred ninety-seven".