164472116071615 has 16 divisors (see below), whose sum is σ = 218341472403456. Its totient is φ = 117931350829600.

The previous prime is 164472116071603. The next prime is 164472116071621. The reversal of 164472116071615 is 516170611274461.

It is not a de Polignac number, because 164472116071615 - 2¹⁷ = 164472115940543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21059165887 + ... + 21059173696.

It is an arithmetic number, because the mean of its divisors is an integer number (13646342025216).

Almost surely, 2^{164472116071615} is an apocalyptic number.

164472116071615 is a deficient number, since it is larger than the sum of its proper divisors (53869356331841).

164472116071615 is a wasteful number, since it uses less digits than its factorization.

164472116071615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42118339670.

The product of its (nonzero) digits is 1693440, while the sum is 52.

The spelling of 164472116071615 in words is "one hundred sixty-four trillion, four hundred seventy-two billion, one hundred sixteen million, seventy-one thousand, six hundred fifteen".