266655061204455 has 32 divisors (see below), whose sum is σ = 531924901314048. Its totient is φ = 110817687772800.

The previous prime is 266655061204429. The next prime is 266655061204489. The reversal of 266655061204455 is 554402160556662.

It is not a de Polignac number, because 266655061204455 - 2⁷ = 266655061204327 is a prime.

It is a super-2 number, since 2×266655061204455² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 266655061204395 and 266655061204404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 115435090276 + ... + 115435092585.

It is an arithmetic number, because the mean of its divisors is an integer number (16622653166064).

Almost surely, 2^{266655061204455} is an apocalyptic number.

266655061204455 is a deficient number, since it is larger than the sum of its proper divisors (265269840109593).

266655061204455 is a wasteful number, since it uses less digits than its factorization.

266655061204455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230870182887.

The product of its (nonzero) digits is 51840000, while the sum is 57.

The spelling of 266655061204455 in words is "two hundred sixty-six trillion, six hundred fifty-five billion, sixty-one million, two hundred four thousand, four hundred fifty-five".