13346142228 has 72 divisors (see below), whose sum is σ = 35167332928. Its totient is φ = 4425601536.

The previous prime is 13346142223. The next prime is 13346142283. The reversal of 13346142228 is 82224164331.

13346142228 is a `hidden beast` number, since 1 + 3 + 34 + 614 + 2 + 2 + 2 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 13346142192 and 13346142201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13346142223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 152025 + ... + 223167.

Almost surely, 2^13346142228 is an apocalyptic number.

13346142228 is a gapful number since it is divisible by the number (18) 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 13346142228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17583666464).

13346142228 is an abundant number, since it is smaller than the sum of its proper divisors (21821190700).

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

13346142228 is a wasteful number, since it uses less digits than its factorization.

13346142228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71355 (or 71341 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The spelling of 13346142228 in words is "thirteen billion, three hundred forty-six million, one hundred forty-two thousand, two hundred twenty-eight".