13366673712 has 240 divisors, whose sum is σ = 43950187008. Its totient is φ = 3712711680.

The previous prime is 13366673701. The next prime is 13366673741. The reversal of 13366673712 is 21737666331.

It is a happy number.

It is a super-2 number, since 2×13366673712² (a number of 21 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 20787663 + ... + 20788305.

Almost surely, 2^13366673712 is an apocalyptic number.

13366673712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13366673712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21975093504).

13366673712 is an abundant number, since it is smaller than the sum of its proper divisors (30583513296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13366673712 is a wasteful number, since it uses less digits than its factorization.

13366673712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1208 (or 1199 counting only the distinct ones).

The product of its digits is 571536, while the sum is 45.

The spelling of 13366673712 in words is "thirteen billion, three hundred sixty-six million, six hundred seventy-three thousand, seven hundred twelve".