11015065140661 has 8 divisors (see below), whose sum is σ = 11039126228000. Its totient is φ = 10991012001552.

The previous prime is 11015065140623. The next prime is 11015065140679. The reversal of 11015065140661 is 16604156051011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11015065140661 - 2⁷ = 11015065140533 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11015065140661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11015065149661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 791911 + ... + 4759963.

It is an arithmetic number, because the mean of its divisors is an integer number (1379890778500).

Almost surely, 2^{11015065140661} is an apocalyptic number.

It is an amenable number.

11015065140661 is a deficient number, since it is larger than the sum of its proper divisors (24061087339).

11015065140661 is an equidigital number, since it uses as much as digits as its factorization.

11015065140661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3974115.

The product of its (nonzero) digits is 21600, while the sum is 37.

It can be divided in two parts, 11015065 and 140661, that added together give a triangular number (11155726 = T₄₇₂₃).

The spelling of 11015065140661 in words is "eleven trillion, fifteen billion, sixty-five million, one hundred forty thousand, six hundred sixty-one".