266116453052 has 36 divisors (see below), whose sum is σ = 495021590280. Its totient is φ = 124830947232.

The previous prime is 266116453037. The next prime is 266116453111. The reversal of 266116453052 is 250354611662.

It is a happy number.

It is a super-2 number, since 2×266116453052² (a number of 24 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 11 ways as a sum of consecutive naturals, for example, 641258 + ... + 971310.

It is an arithmetic number, because the mean of its divisors is an integer number (13750599730).

Almost surely, 2^266116453052 is an apocalyptic number.

It is an amenable number.

266116453052 is a deficient number, since it is larger than the sum of its proper divisors (228905137228).

266116453052 is a wasteful number, since it uses less digits than its factorization.

266116453052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330282 (or 330177 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 41.

The spelling of 266116453052 in words is "two hundred sixty-six billion, one hundred sixteen million, four hundred fifty-three thousand, fifty-two".