13454443332 has 96 divisors (see below), whose sum is σ = 38244864000. Its totient is φ = 4056544800.

The previous prime is 13454443307. The next prime is 13454443337. The reversal of 13454443332 is 23334445431.

It is a happy number.

13454443332 is a `hidden beast` number, since 134 + 54 + 443 + 3 + 32 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (13454443337) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 207957 + ... + 264867.

It is an arithmetic number, because the mean of its divisors is an integer number (398384000).

Almost surely, 2^13454443332 is an apocalyptic number.

13454443332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13454443332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19122432000).

13454443332 is an abundant number, since it is smaller than the sum of its proper divisors (24790420668).

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

13454443332 is a wasteful number, since it uses less digits than its factorization.

13454443332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57134 (or 57126 counting only the distinct ones).

The product of its digits is 207360, while the sum is 36.

Adding to 13454443332 its reverse (23334445431), we get a palindrome (36788888763).

The spelling of 13454443332 in words is "thirteen billion, four hundred fifty-four million, four hundred forty-three thousand, three hundred thirty-two".