1101165606506 has 16 divisors (see below), whose sum is σ = 1887745521600. Its totient is φ = 471919853760.

The previous prime is 1101165606491. The next prime is 1101165606517. The reversal of 1101165606506 is 6056065611011.

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 1101165606506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177026 + ... + 1494546.

It is an arithmetic number, because the mean of its divisors is an integer number (117984095100).

Almost surely, 2^{1101165606506} is an apocalyptic number.

1101165606506 is a deficient number, since it is larger than the sum of its proper divisors (786579915094).

1101165606506 is a wasteful number, since it uses less digits than its factorization.

1101165606506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1377229.

The product of its (nonzero) digits is 32400, while the sum is 38.

The spelling of 1101165606506 in words is "one trillion, one hundred one billion, one hundred sixty-five million, six hundred six thousand, five hundred six".