13533421146 has 16 divisors (see below), whose sum is σ = 30933534144. Its totient is φ = 3866691744.

The previous prime is 13533421037. The next prime is 13533421147. The reversal of 13533421146 is 64112433531.

It is not an unprimeable number, because it can be changed into a prime (13533421147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161112115 + ... + 161112198.

It is an arithmetic number, because the mean of its divisors is an integer number (1933345884).

Almost surely, 2^13533421146 is an apocalyptic number.

13533421146 is an abundant number, since it is smaller than the sum of its proper divisors (17400112998).

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

13533421146 is a wasteful number, since it uses less digits than its factorization.

13533421146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322224325.

The product of its digits is 25920, while the sum is 33.

Adding to 13533421146 its reverse (64112433531), we get a palindrome (77645854677).

The spelling of 13533421146 in words is "thirteen billion, five hundred thirty-three million, four hundred twenty-one thousand, one hundred forty-six".