266715252310345 has 32 divisors (see below), whose sum is σ = 323433333849600. Its totient is φ = 211133893232640.

The previous prime is 266715252310337. The next prime is 266715252310349. The reversal of 266715252310345 is 543013252517662.

It is not a de Polignac number, because 266715252310345 - 2³ = 266715252310337 is a prime.

It is a super-2 number, since 2×266715252310345² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 266715252310292 and 266715252310301.

It is not an unprimeable number, because it can be changed into a prime (266715252310349) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 392847244 + ... + 393525586.

It is an arithmetic number, because the mean of its divisors is an integer number (10107291682800).

Almost surely, 2^{266715252310345} is an apocalyptic number.

It is an amenable number.

266715252310345 is a deficient number, since it is larger than the sum of its proper divisors (56718081539255).

266715252310345 is a wasteful number, since it uses less digits than its factorization.

266715252310345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 680505.

The product of its (nonzero) digits is 9072000, while the sum is 52.

The spelling of 266715252310345 in words is "two hundred sixty-six trillion, seven hundred fifteen billion, two hundred fifty-two million, three hundred ten thousand, three hundred forty-five".