13850872226 has 16 divisors (see below), whose sum is σ = 21481054200. Its totient is φ = 6693033600.

The previous prime is 13850872193. The next prime is 13850872229. The reversal of 13850872226 is 62227805831.

It can be written as a sum of positive squares in 4 ways, for example, as 13366828225 + 484044001 = 115615^2 + 22001^2 .

It is a super-2 number, since 2×13850872226² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13850872229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 617075 + ... + 639126.

Almost surely, 2^13850872226 is an apocalyptic number.

13850872226 is a deficient number, since it is larger than the sum of its proper divisors (7630181974).

13850872226 is a wasteful number, since it uses less digits than its factorization.

13850872226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1256389.

The product of its (nonzero) digits is 322560, while the sum is 44.

The spelling of 13850872226 in words is "thirteen billion, eight hundred fifty million, eight hundred seventy-two thousand, two hundred twenty-six".