12455332000 has 48 divisors (see below), whose sum is σ = 30602760552. Its totient is φ = 4982131200.

The previous prime is 12455331997. The next prime is 12455332027. The reversal of 12455332000 is 23355421.

It can be written as a sum of positive squares in 4 ways, for example, as 897361936 + 11557970064 = 29956^2 + 107508^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1552917 + ... + 1560916.

Almost surely, 2^12455332000 is an apocalyptic number.

12455332000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12455332000 is an abundant number, since it is smaller than the sum of its proper divisors (18147428552).

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

12455332000 is an equidigital number, since it uses as much as digits as its factorization.

12455332000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3113858 (or 3113840 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

Adding to 12455332000 its reverse (23355421), we get a palindrome (12478687421).

The spelling of 12455332000 in words is "twelve billion, four hundred fifty-five million, three hundred thirty-two thousand".