8166955590353 has 16 divisors (see below), whose sum is σ = 9620531019264. Its totient is φ = 6786463072320.

The previous prime is 8166955590289. The next prime is 8166955590361. The reversal of 8166955590353 is 3530955596618.

It is a cyclic number.

It is not a de Polignac number, because 8166955590353 - 2⁶ = 8166955590289 is a prime.

It is a super-2 number, since 2×8166955590353² (a number of 27 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (65) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 8166955590353.

It is not an unprimeable number, because it can be changed into a prime (8166955590373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56846393 + ... + 56989878.

It is an arithmetic number, because the mean of its divisors is an integer number (601283188704).

Almost surely, 2^{8166955590353} is an apocalyptic number.

It is an amenable number.

8166955590353 is a deficient number, since it is larger than the sum of its proper divisors (1453575428911).

8166955590353 is a wasteful number, since it uses less digits than its factorization.

8166955590353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113836592.

The product of its (nonzero) digits is 131220000, while the sum is 65.

The spelling of 8166955590353 in words is "eight trillion, one hundred sixty-six billion, nine hundred fifty-five million, five hundred ninety thousand, three hundred fifty-three".