15232403320000 has 140 divisors (see below), whose sum is σ = 37794369211720. Its totient is φ = 6089257728000.

The previous prime is 15232403319977. The next prime is 15232403320003. The reversal of 15232403320000 is 2330423251.

It is a super-2 number, since 2×15232403320000² (a number of 27 digits) contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (15232403320003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 66165091 + ... + 66394909.

Almost surely, 2^{15232403320000} is an apocalyptic number.

15232403320000 is a gapful number since it is divisible by the number (10) 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 15232403320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18897184605860).

15232403320000 is an abundant number, since it is smaller than the sum of its proper divisors (22561965891720).

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

15232403320000 is an equidigital number, since it uses as much as digits as its factorization.

15232403320000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231508 (or 231483 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 15232403320000 its reverse (2330423251), we get a palindrome (15234733743251).

The spelling of 15232403320000 in words is "fifteen trillion, two hundred thirty-two billion, four hundred three million, three hundred twenty thousand".