11670216772 has 12 divisors (see below), whose sum is σ = 21127116780. Its totient is φ = 5633897696.

The previous prime is 11670216737. The next prime is 11670216773. The reversal of 11670216772 is 27761207611.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3801462336 + 7868754436 = 61656^2 + 88706^2 .

It is a super-3 number, since 3×11670216772³ (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (11670216773) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50302543 + ... + 50302774.

It is an arithmetic number, because the mean of its divisors is an integer number (1760593065).

Almost surely, 2^11670216772 is an apocalyptic number.

It is an amenable number.

11670216772 is a deficient number, since it is larger than the sum of its proper divisors (9456900008).

11670216772 is a wasteful number, since it uses less digits than its factorization.

11670216772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100605350 (or 100605348 counting only the distinct ones).

The product of its (nonzero) digits is 49392, while the sum is 40.

The spelling of 11670216772 in words is "eleven billion, six hundred seventy million, two hundred sixteen thousand, seven hundred seventy-two".