11672212245 has 16 divisors (see below), whose sum is σ = 18868073280. Its totient is φ = 6161001984.

The previous prime is 11672212213. The next prime is 11672212249. The reversal of 11672212245 is 54221227611.

It is not a de Polignac number, because 11672212245 - 2⁵ = 11672212213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11672212249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4009615 + ... + 4012524.

It is an arithmetic number, because the mean of its divisors is an integer number (1179254580).

Almost surely, 2^11672212245 is an apocalyptic number.

11672212245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11672212245 is a deficient number, since it is larger than the sum of its proper divisors (7195861035).

11672212245 is an equidigital number, since it uses as much as digits as its factorization.

11672212245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8022244.

The product of its digits is 13440, while the sum is 33.

Adding to 11672212245 its reverse (54221227611), we get a palindrome (65893439856).

The spelling of 11672212245 in words is "eleven billion, six hundred seventy-two million, two hundred twelve thousand, two hundred forty-five".