1153432240000 has 160 divisors (see below), whose sum is σ = 3022527637800. Its totient is φ = 437089536000.

The previous prime is 1153432239931. The next prime is 1153432240043. The reversal of 1153432240000 is 422343511.

It is a tau number, because it is divible by the number of its divisors (160).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1140582 + ... + 1899418.

Almost surely, 2^{1153432240000} is an apocalyptic number.

1153432240000 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 1153432240000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1511263818900).

1153432240000 is an abundant number, since it is smaller than the sum of its proper divisors (1869095397800).

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

1153432240000 is an frugal number, since it uses more digits than its factorization.

1153432240000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758890 (or 758863 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 1153432240000 its reverse (422343511), we get a palindrome (1153854583511).

The spelling of 1153432240000 in words is "one trillion, one hundred fifty-three billion, four hundred thirty-two million, two hundred forty thousand".