11669249297672 has 32 divisors (see below), whose sum is σ = 22185002050200. Its totient is φ = 5753600269824.

The previous prime is 11669249297653. The next prime is 11669249297677. The reversal of 11669249297672 is 27679294296611.

11669249297672 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 10911698397796 + 757550899876 = 3303286^2 + 870374^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11669249297596 and 11669249297605.

It is not an unprimeable number, because it can be changed into a prime (11669249297677) 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, 21704123 + ... + 22235274.

Almost surely, 2^{11669249297672} is an apocalyptic number.

It is an amenable number.

11669249297672 is a deficient number, since it is larger than the sum of its proper divisors (10515752752528).

11669249297672 is a wasteful number, since it uses less digits than its factorization.

11669249297672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43939865 (or 43939861 counting only the distinct ones).

The product of its digits is 246903552, while the sum is 71.

The spelling of 11669249297672 in words is "eleven trillion, six hundred sixty-nine billion, two hundred forty-nine million, two hundred ninety-seven thousand, six hundred seventy-two".