10665310063556 has 6 divisors (see below), whose sum is σ = 18664292611230. Its totient is φ = 5332655031776.

The previous prime is 10665310063537. The next prime is 10665310063559. The reversal of 10665310063556 is 65536001356601.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 5388108712900 + 5277201350656 = 2321230^2 + 2297216^2 .

It is a super-2 number, since 2×10665310063556² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10665310063556.

It is not an unprimeable number, because it can be changed into a prime (10665310063559) 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 as a sum of consecutive naturals, namely, 1333163757941 + ... + 1333163757948.

It is an arithmetic number, because the mean of its divisors is an integer number (3110715435205).

Almost surely, 2^{10665310063556} is an apocalyptic number.

It is an amenable number.

10665310063556 is a deficient number, since it is larger than the sum of its proper divisors (7998982547674).

10665310063556 is a wasteful number, since it uses less digits than its factorization.

10665310063556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2666327515893 (or 2666327515891 counting only the distinct ones).

The product of its (nonzero) digits is 1458000, while the sum is 47.

The spelling of 10665310063556 in words is "ten trillion, six hundred sixty-five billion, three hundred ten million, sixty-three thousand, five hundred fifty-six".