12003060440550 has 48 divisors (see below), whose sum is σ = 29770522689600. Its totient is φ = 3200500763040.

The previous prime is 12003060440531. The next prime is 12003060440563. The reversal of 12003060440550 is 5504406030021.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2412400 + ... + 5461299.

It is an arithmetic number, because the mean of its divisors is an integer number (620219222700).

Almost surely, 2^{12003060440550} is an apocalyptic number.

12003060440550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12003060440550 is an abundant number, since it is smaller than the sum of its proper divisors (17767462249050).

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

12003060440550 is a wasteful number, since it uses less digits than its factorization.

12003060440550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7883877 (or 7883872 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 12003060440550 its reverse (5504406030021), we get a palindrome (17507466470571).

The spelling of 12003060440550 in words is "twelve trillion, three billion, sixty million, four hundred forty thousand, five hundred fifty".