266696146694952 has 64 divisors (see below), whose sum is σ = 797808985848000. Its totient is φ = 82060352828352.

The previous prime is 266696146694911. The next prime is 266696146695007. The reversal of 266696146694952 is 259496641696662.

It is a super-2 number, since 2×266696146694952² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47488627302 + ... + 47488632917.

It is an arithmetic number, because the mean of its divisors is an integer number (12465765403875).

Almost surely, 2^{266696146694952} is an apocalyptic number.

It is an amenable number.

266696146694952 is an abundant number, since it is smaller than the sum of its proper divisors (531112839153048).

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

266696146694952 is a wasteful number, since it uses less digits than its factorization.

266696146694952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94977260247 (or 94977260237 counting only the distinct ones).

The product of its digits is 10883911680, while the sum is 81.

The spelling of 266696146694952 in words is "two hundred sixty-six trillion, six hundred ninety-six billion, one hundred forty-six million, six hundred ninety-four thousand, nine hundred fifty-two".