13208553426 has 16 divisors (see below), whose sum is σ = 26419998528. Its totient is φ = 4402369200.

The previous prime is 13208553409. The next prime is 13208553473. The reversal of 13208553426 is 62435580231.

It is a happy 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, 58665 + ... + 172796.

It is an arithmetic number, because the mean of its divisors is an integer number (1651249908).

Almost surely, 2^13208553426 is an apocalyptic number.

13208553426 is an abundant number, since it is smaller than the sum of its proper divisors (13211445102).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13208553426 is a wasteful number, since it uses less digits than its factorization.

13208553426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240977.

The product of its (nonzero) digits is 172800, while the sum is 39.

The spelling of 13208553426 in words is "thirteen billion, two hundred eight million, five hundred fifty-three thousand, four hundred twenty-six".