13535235344 has 40 divisors (see below), whose sum is σ = 26954089560. Its totient is φ = 6581836800.

The previous prime is 13535235319. The next prime is 13535235349. The reversal of 13535235344 is 44353253531.

It can be written as a sum of positive squares in 4 ways, for example, as 353440000 + 13181795344 = 18800^2 + 114812^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13535235298 and 13535235307.

It is not an unprimeable number, because it can be changed into a prime (13535235349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8954 + ... + 164774.

It is an arithmetic number, because the mean of its divisors is an integer number (673852239).

Almost surely, 2^13535235344 is an apocalyptic number.

It is an amenable number.

13535235344 is a deficient number, since it is larger than the sum of its proper divisors (13418854216).

13535235344 is a wasteful number, since it uses less digits than its factorization.

13535235344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155979 (or 155973 counting only the distinct ones).

The product of its digits is 324000, while the sum is 38.

Adding to 13535235344 its reverse (44353253531), we get a palindrome (57888488875).

The spelling of 13535235344 in words is "thirteen billion, five hundred thirty-five million, two hundred thirty-five thousand, three hundred forty-four".