10660156605 has 128 divisors (see below), whose sum is σ = 22212956160. Its totient is φ = 4750099200.

The previous prime is 10660156601. The next prime is 10660156613. The reversal of 10660156605 is 50665106601.

It is not a de Polignac number, because 10660156605 - 2² = 10660156601 is a prime.

It is a super-2 number, since 2×10660156605² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 10660156605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10660156601) 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 127 ways as a sum of consecutive naturals, for example, 6393982 + ... + 6395648.

It is an arithmetic number, because the mean of its divisors is an integer number (173538720).

Almost surely, 2^10660156605 is an apocalyptic number.

10660156605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10660156605 is an abundant number, since it is smaller than the sum of its proper divisors (11552799555).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10660156605 is a wasteful number, since it uses less digits than its factorization.

10660156605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1856 (or 1850 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The spelling of 10660156605 in words is "ten billion, six hundred sixty million, one hundred fifty-six thousand, six hundred five".