13534203402 has 48 divisors (see below), whose sum is σ = 30548568960. Its totient is φ = 4326753600.

The previous prime is 13534203377. The next prime is 13534203409. The reversal of 13534203402 is 20430243531.

13534203402 is a `hidden beast` number, since 1 + 3 + 53 + 4 + 203 + 402 = 666.

It is not an unprimeable number, because it can be changed into a prime (13534203409) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 111874 + ... + 198957.

It is an arithmetic number, because the mean of its divisors is an integer number (636428520).

Almost surely, 2^13534203402 is an apocalyptic number.

13534203402 is an abundant number, since it is smaller than the sum of its proper divisors (17014365558).

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

13534203402 is a wasteful number, since it uses less digits than its factorization.

13534203402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310939 (or 310936 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

Adding to 13534203402 its reverse (20430243531), we get a palindrome (33964446933).

The spelling of 13534203402 in words is "thirteen billion, five hundred thirty-four million, two hundred three thousand, four hundred two".