266507260300049 has 8 divisors (see below), whose sum is σ = 273492352923552. Its totient is φ = 259545258892960.

The previous prime is 266507260300007. The next prime is 266507260300063. The reversal of 266507260300049 is 940003062705662.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 266507260300049 - 2¹² = 266507260295953 is a prime.

It is a super-2 number, since 2×266507260300049² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (266507260300249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5772780719 + ... + 5772826884.

It is an arithmetic number, because the mean of its divisors is an integer number (34186544115444).

Almost surely, 2^{266507260300049} is an apocalyptic number.

It is an amenable number.

266507260300049 is a deficient number, since it is larger than the sum of its proper divisors (6985092623503).

266507260300049 is a wasteful number, since it uses less digits than its factorization.

266507260300049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11545608207.

The product of its (nonzero) digits is 3265920, while the sum is 50.

The spelling of 266507260300049 in words is "two hundred sixty-six trillion, five hundred seven billion, two hundred sixty million, three hundred thousand, forty-nine".