13390499225 has 24 divisors (see below), whose sum is σ = 17672139000. Its totient is φ = 10029957120.

The previous prime is 13390499219. The next prime is 13390499257. The reversal of 13390499225 is 52299409331.

13390499225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 12 ways, for example, as 960256144 + 12430243081 = 30988^2 + 111491^2 .

It is not a de Polignac number, because 13390499225 - 2⁸ = 13390498969 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13390499225.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 401 + ... + 163649.

It is an arithmetic number, because the mean of its divisors is an integer number (736339125).

Almost surely, 2^13390499225 is an apocalyptic number.

It is an amenable number.

13390499225 is a deficient number, since it is larger than the sum of its proper divisors (4281639775).

13390499225 is a wasteful number, since it uses less digits than its factorization.

13390499225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163469 (or 163464 counting only the distinct ones).

The product of its (nonzero) digits is 524880, while the sum is 47.

The spelling of 13390499225 in words is "thirteen billion, three hundred ninety million, four hundred ninety-nine thousand, two hundred twenty-five".