13099257245 has 8 divisors (see below), whose sum is σ = 15721772760. Its totient is φ = 10477629760.

The previous prime is 13099257221. The next prime is 13099257253. The reversal of 13099257245 is 54275299031.

It can be written as a sum of positive squares in 4 ways, for example, as 7778521 + 13091478724 = 2789^2 + 114418^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13099257245 - 2¹⁶ = 13099191709 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13099257245.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189110 + ... + 248919.

It is an arithmetic number, because the mean of its divisors is an integer number (1965221595).

Almost surely, 2^13099257245 is an apocalyptic number.

It is an amenable number.

13099257245 is a deficient number, since it is larger than the sum of its proper divisors (2622515515).

13099257245 is an equidigital number, since it uses as much as digits as its factorization.

13099257245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444015.

The product of its (nonzero) digits is 680400, while the sum is 47.

The spelling of 13099257245 in words is "thirteen billion, ninety-nine million, two hundred fifty-seven thousand, two hundred forty-five".