13906616228 has 6 divisors (see below), whose sum is σ = 24336578406. Its totient is φ = 6953308112.

The previous prime is 13906616221. The next prime is 13906616231. The reversal of 13906616228 is 82261660931.

It can be written as a sum of positive squares in only one way, i.e., 12749119744 + 1157496484 = 112912^2 + 34022^2 .

It is not an unprimeable number, because it can be changed into a prime (13906616221) 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 as a sum of consecutive naturals, namely, 1738327025 + ... + 1738327032.

It is an arithmetic number, because the mean of its divisors is an integer number (4056096401).

Almost surely, 2^13906616228 is an apocalyptic number.

It is an amenable number.

13906616228 is a deficient number, since it is larger than the sum of its proper divisors (10429962178).

13906616228 is a wasteful number, since it uses less digits than its factorization.

13906616228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3476654061 (or 3476654059 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 44.

The spelling of 13906616228 in words is "thirteen billion, nine hundred six million, six hundred sixteen thousand, two hundred twenty-eight".