11046544645661 has 32 divisors (see below), whose sum is σ = 13228058496000. Its totient is φ = 9024343840512.

The previous prime is 11046544645657. The next prime is 11046544645693. The reversal of 11046544645661 is 16654644564011.

It is not a de Polignac number, because 11046544645661 - 2² = 11046544645657 is a prime.

It is a super-2 number, since 2×11046544645661² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11046544645651) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 78655475 + ... + 78795791.

It is an arithmetic number, because the mean of its divisors is an integer number (413376828000).

Almost surely, 2^{11046544645661} is an apocalyptic number.

It is an amenable number.

11046544645661 is a deficient number, since it is larger than the sum of its proper divisors (2181513850339).

11046544645661 is a wasteful number, since it uses less digits than its factorization.

11046544645661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145341.

The product of its (nonzero) digits is 8294400, while the sum is 53.

The spelling of 11046544645661 in words is "eleven trillion, forty-six billion, five hundred forty-four million, six hundred forty-five thousand, six hundred sixty-one".