266264422600 has 48 divisors (see below), whose sum is σ = 675343404720. Its totient is φ = 96823425600.

The previous prime is 266264422579. The next prime is 266264422603. The reversal of 266264422600 is 6224462662.

It is a happy number.

It is a super-2 number, since 2×266264422600² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (266264422603) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60512442 + ... + 60516841.

It is an arithmetic number, because the mean of its divisors is an integer number (14069654265).

Almost surely, 2^266264422600 is an apocalyptic number.

266264422600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

266264422600 is an abundant number, since it is smaller than the sum of its proper divisors (409078982120).

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

266264422600 is a wasteful number, since it uses less digits than its factorization.

266264422600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121029310 (or 121029301 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 40.

The spelling of 266264422600 in words is "two hundred sixty-six billion, two hundred sixty-four million, four hundred twenty-two thousand, six hundred".