10664261055 has 48 divisors (see below), whose sum is σ = 21139320384. Its totient is φ = 4871877120.

The previous prime is 10664261039. The next prime is 10664261057. The reversal of 10664261055 is 55016246601.

10664261055 is a `hidden beast` number, since 1 + 0 + 6 + 642 + 6 + 1 + 0 + 5 + 5 = 666.

It is not a de Polignac number, because 10664261055 - 2⁴ = 10664261039 is a prime.

It is a super-2 number, since 2×10664261055² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10664261057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 505315 + ... + 525995.

It is an arithmetic number, because the mean of its divisors is an integer number (440402508).

Almost surely, 2^10664261055 is an apocalyptic number.

10664261055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10664261055 is a deficient number, since it is larger than the sum of its proper divisors (10475059329).

10664261055 is a wasteful number, since it uses less digits than its factorization.

10664261055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22336 (or 22333 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 10664261055 in words is "ten billion, six hundred sixty-four million, two hundred sixty-one thousand, fifty-five".