164353311612566 has 8 divisors (see below), whose sum is σ = 246562633397160. Its totient is φ = 82165767146848.

The previous prime is 164353311612559. The next prime is 164353311612617. The reversal of 164353311612566 is 665216113353461.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×164353311612566² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5444310851 + ... + 5444341038.

It is an arithmetic number, because the mean of its divisors is an integer number (30820329174645).

Almost surely, 2^{164353311612566} is an apocalyptic number.

164353311612566 is a deficient number, since it is larger than the sum of its proper divisors (82209321784594).

164353311612566 is a wasteful number, since it uses less digits than its factorization.

164353311612566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10888659438.

The product of its digits is 6998400, while the sum is 53.

The spelling of 164353311612566 in words is "one hundred sixty-four trillion, three hundred fifty-three billion, three hundred eleven million, six hundred twelve thousand, five hundred sixty-six".