275266852857966 has 24 divisors (see below), whose sum is σ = 555630811122744. Its totient is φ = 90913822938720.

The previous prime is 275266852857917. The next prime is 275266852857977. The reversal of 275266852857966 is 669758258662572.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1930650405 + ... + 1930792976.

It is an arithmetic number, because the mean of its divisors is an integer number (23151283796781).

Almost surely, 2^{275266852857966} is an apocalyptic number.

275266852857966 is an abundant number, since it is smaller than the sum of its proper divisors (280363958264778).

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

275266852857966 is a wasteful number, since it uses less digits than its factorization.

275266852857966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3861443604 (or 3861443495 counting only the distinct ones).

The product of its digits is 36578304000, while the sum is 84.

The spelling of 275266852857966 in words is "two hundred seventy-five trillion, two hundred sixty-six billion, eight hundred fifty-two million, eight hundred fifty-seven thousand, nine hundred sixty-six".