10865732655 has 16 divisors (see below), whose sum is σ = 17945985024. Its totient is φ = 5608119840.

The previous prime is 10865732653. The next prime is 10865732671. The reversal of 10865732655 is 55623756801.

It is not a de Polignac number, because 10865732655 - 2¹ = 10865732653 is a prime.

It is a super-2 number, since 2×10865732655² (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 (10865732653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11683119 + ... + 11684048.

It is an arithmetic number, because the mean of its divisors is an integer number (1121624064).

Almost surely, 2^10865732655 is an apocalyptic number.

10865732655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10865732655 is a deficient number, since it is larger than the sum of its proper divisors (7080252369).

10865732655 is a wasteful number, since it uses less digits than its factorization.

10865732655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23367206.

The product of its (nonzero) digits is 1512000, while the sum is 48.

The spelling of 10865732655 in words is "ten billion, eight hundred sixty-five million, seven hundred thirty-two thousand, six hundred fifty-five".