11670566345 has 24 divisors (see below), whose sum is σ = 14331605400. Its totient is φ = 9123286016.

The previous prime is 11670566293. The next prime is 11670566387. The reversal of 11670566345 is 54366507611.

It can be written as a sum of positive squares in 12 ways, for example, as 712035856 + 10958530489 = 26684^2 + 104683^2 .

It is not a de Polignac number, because 11670566345 - 2¹⁰ = 11670565321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11670566296 and 11670566305.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3776561 + ... + 3779649.

It is an arithmetic number, because the mean of its divisors is an integer number (597150225).

Almost surely, 2^11670566345 is an apocalyptic number.

It is an amenable number.

11670566345 is a deficient number, since it is larger than the sum of its proper divisors (2661039055).

11670566345 is an equidigital number, since it uses as much as digits as its factorization.

11670566345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3469 (or 3416 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 44.

The spelling of 11670566345 in words is "eleven billion, six hundred seventy million, five hundred sixty-six thousand, three hundred forty-five".