1151104432000 has 128 divisors (see below), whose sum is σ = 2891441760480. Its totient is φ = 455694336000.

The previous prime is 1151104431989. The next prime is 1151104432003. The reversal of 1151104432000 is 2344011511.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151104432003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1181155 + ... + 1922845.

Almost surely, 2^{1151104432000} is an apocalyptic number.

1151104432000 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 1151104432000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1445720880240).

1151104432000 is an abundant number, since it is smaller than the sum of its proper divisors (1740337328480).

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

1151104432000 is an frugal number, since it uses more digits than its factorization.

1151104432000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741817 (or 741795 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 1151104432000 its reverse (2344011511), we get a palindrome (1153448443511).

The spelling of 1151104432000 in words is "one trillion, one hundred fifty-one billion, one hundred four million, four hundred thirty-two thousand".