266611106105252 has 6 divisors (see below), whose sum is σ = 466569435684198. Its totient is φ = 133305553052624.

The previous prime is 266611106105189. The next prime is 266611106105269. The reversal of 266611106105252 is 252501601116662.

It can be written as a sum of positive squares in only one way, i.e., 149651769434176 + 116959336671076 = 12233224^2 + 10814774^2 .

It is a super-3 number, since 3×266611106105252³ (a number of 44 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33326388263153 + ... + 33326388263160.

It is an arithmetic number, because the mean of its divisors is an integer number (77761572614033).

Almost surely, 2^{266611106105252} is an apocalyptic number.

It is an amenable number.

266611106105252 is a deficient number, since it is larger than the sum of its proper divisors (199958329578946).

266611106105252 is a wasteful number, since it uses less digits than its factorization.

266611106105252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66652776526317 (or 66652776526315 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 44.

The spelling of 266611106105252 in words is "two hundred sixty-six trillion, six hundred eleven billion, one hundred six million, one hundred five thousand, two hundred fifty-two".