13045320425 has 24 divisors (see below), whose sum is σ = 16429549632. Its totient is φ = 10273032000.

The previous prime is 13045320419. The next prime is 13045320433. The reversal of 13045320425 is 52402354031.

It is a happy number.

It is not a de Polignac number, because 13045320425 - 2⁶ = 13045320361 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3986540 + ... + 3989810.

It is an arithmetic number, because the mean of its divisors is an integer number (684564568).

Almost surely, 2^13045320425 is an apocalyptic number.

It is an amenable number.

13045320425 is a deficient number, since it is larger than the sum of its proper divisors (3384229207).

13045320425 is a wasteful number, since it uses less digits than its factorization.

13045320425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5729 (or 5724 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 13045320425 its reverse (52402354031), we get a palindrome (65447674456).

The spelling of 13045320425 in words is "thirteen billion, forty-five million, three hundred twenty thousand, four hundred twenty-five".