13208257064452 has 24 divisors (see below), whose sum is σ = 23126541330816. Its totient is φ = 6600674409888.

The previous prime is 13208257064449. The next prime is 13208257064473. The reversal of 13208257064452 is 25446075280231.

It is a junction number, because it is equal to n+sod(n) for n = 13208257064396 and 13208257064405.

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 7 ways as a sum of consecutive naturals, for example, 99323718 + ... + 99456610.

It is an arithmetic number, because the mean of its divisors is an integer number (963605888784).

Almost surely, 2^{13208257064452} is an apocalyptic number.

It is an amenable number.

13208257064452 is a deficient number, since it is larger than the sum of its proper divisors (9918284266364).

13208257064452 is a wasteful number, since it uses less digits than its factorization.

13208257064452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145707 (or 145705 counting only the distinct ones).

The product of its (nonzero) digits is 3225600, while the sum is 49.

The spelling of 13208257064452 in words is "thirteen trillion, two hundred eight billion, two hundred fifty-seven million, sixty-four thousand, four hundred fifty-two".