164365980512 has 12 divisors (see below), whose sum is σ = 323595524196. Its totient is φ = 82182990240.

The previous prime is 164365980497. The next prime is 164365980523. The reversal of 164365980512 is 215089563461.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2568218414 + ... + 2568218477.

It is an arithmetic number, because the mean of its divisors is an integer number (26966293683).

Almost surely, 2^164365980512 is an apocalyptic number.

It is an amenable number.

164365980512 is a deficient number, since it is larger than the sum of its proper divisors (159229543684).

164365980512 is an equidigital number, since it uses as much as digits as its factorization.

164365980512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5136436901 (or 5136436893 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 50.

The spelling of 164365980512 in words is "one hundred sixty-four billion, three hundred sixty-five million, nine hundred eighty thousand, five hundred twelve".