13020426244532 has 48 divisors (see below), whose sum is σ = 26305268790528. Its totient is φ = 5523549715200.

The previous prime is 13020426244531. The next prime is 13020426244543. The reversal of 13020426244532 is 23544262402031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13020426244531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10757288 + ... + 11906304.

It is an arithmetic number, because the mean of its divisors is an integer number (548026433136).

Almost surely, 2^{13020426244532} is an apocalyptic number.

It is an amenable number.

13020426244532 is an abundant number, since it is smaller than the sum of its proper divisors (13284842545996).

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

13020426244532 is a wasteful number, since it uses less digits than its factorization.

13020426244532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1153136 (or 1153134 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 38.

Adding to 13020426244532 its reverse (23544262402031), we get a palindrome (36564688646563).

The spelling of 13020426244532 in words is "thirteen trillion, twenty billion, four hundred twenty-six million, two hundred forty-four thousand, five hundred thirty-two".