13889095274 has 4 divisors (see below), whose sum is σ = 20833642914. Its totient is φ = 6944547636.

The previous prime is 13889095237. The next prime is 13889095277. The reversal of 13889095274 is 47259098831.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 11497200625 + 2391894649 = 107225^2 + 48907^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13889095277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3472273817 + ... + 3472273820.

Almost surely, 2^13889095274 is an apocalyptic number.

13889095274 is a deficient number, since it is larger than the sum of its proper divisors (6944547640).

13889095274 is an equidigital number, since it uses as much as digits as its factorization.

13889095274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6944547639.

The product of its (nonzero) digits is 4354560, while the sum is 56.

The spelling of 13889095274 in words is "thirteen billion, eight hundred eighty-nine million, ninety-five thousand, two hundred seventy-four".