266016364401 has 16 divisors (see below), whose sum is σ = 376382776320. Its totient is φ = 166758474960.

The previous prime is 266016364391. The next prime is 266016364543. The reversal of 266016364401 is 104463610662.

It is not a de Polignac number, because 266016364401 - 2³³ = 257426429809 is a prime.

It is a super-2 number, since 2×266016364401² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 266016364401.

It is not an unprimeable number, because it can be changed into a prime (266016363401) 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, 32668045 + ... + 32676186.

It is an arithmetic number, because the mean of its divisors is an integer number (23523923520).

Almost surely, 2^266016364401 is an apocalyptic number.

It is an amenable number.

266016364401 is a deficient number, since it is larger than the sum of its proper divisors (110366411919).

266016364401 is a wasteful number, since it uses less digits than its factorization.

266016364401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65344316.

The product of its (nonzero) digits is 124416, while the sum is 39.

The spelling of 266016364401 in words is "two hundred sixty-six billion, sixteen million, three hundred sixty-four thousand, four hundred one".