13534020200 has 48 divisors (see below), whose sum is σ = 31778194860. Its totient is φ = 5360000000.

The previous prime is 13534020191. The next prime is 13534020221. The reversal of 13534020200 is 202043531.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 12074932996 + 1459087204 = 109886^2 + 38198^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 314801 + ... + 355200.

Almost surely, 2^13534020200 is an apocalyptic number.

13534020200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13534020200 is an abundant number, since it is smaller than the sum of its proper divisors (18244174660).

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

13534020200 is a wasteful number, since it uses less digits than its factorization.

13534020200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670118 (or 670109 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

Adding to 13534020200 its reverse (202043531), we get a palindrome (13736063731).

The spelling of 13534020200 in words is "thirteen billion, five hundred thirty-four million, twenty thousand, two hundred".