266653321065352 has 64 divisors (see below), whose sum is σ = 539474775840000. Its totient is φ = 122833236478464.

The previous prime is 266653321065343. The next prime is 266653321065367. The reversal of 266653321065352 is 253560123356662.

It is a super-2 number, since 2×266653321065352² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 266653321065293 and 266653321065302.

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, 110427399 + ... + 112816297.

It is an arithmetic number, because the mean of its divisors is an integer number (8429293372500).

Almost surely, 2^{266653321065352} is an apocalyptic number.

It is an amenable number.

266653321065352 is an abundant number, since it is smaller than the sum of its proper divisors (272821454774648).

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

266653321065352 is a wasteful number, since it uses less digits than its factorization.

266653321065352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2390990 (or 2390986 counting only the distinct ones).

The product of its (nonzero) digits is 34992000, while the sum is 55.

The spelling of 266653321065352 in words is "two hundred sixty-six trillion, six hundred fifty-three billion, three hundred twenty-one million, sixty-five thousand, three hundred fifty-two".