164513566440652 has 192 divisors, whose sum is σ = 364982871310848. Its totient is φ = 63723179520000.

The previous prime is 164513566440649. The next prime is 164513566440679. The reversal of 164513566440652 is 256044665315461.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1984656127 + ... + 1984739017.

It is an arithmetic number, because the mean of its divisors is an integer number (1900952454744).

Almost surely, 2^{164513566440652} is an apocalyptic number.

It is an amenable number.

164513566440652 is an abundant number, since it is smaller than the sum of its proper divisors (200469304870196).

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

164513566440652 is a wasteful number, since it uses less digits than its factorization.

164513566440652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86840 (or 86838 counting only the distinct ones).

The product of its (nonzero) digits is 62208000, while the sum is 58.

The spelling of 164513566440652 in words is "one hundred sixty-four trillion, five hundred thirteen billion, five hundred sixty-six million, four hundred forty thousand, six hundred fifty-two".