1144065532500 has 960 divisors, whose sum is σ = 4310655148800. Its totient is φ = 259246080000.

The previous prime is 1144065532469. The next prime is 1144065532501. The reversal of 1144065532500 is 52355604411.

1144065532500 is a `hidden beast` number, since 1 + 1 + 4 + 40 + 65 + 53 + 2 + 500 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144065532501) by changing a digit.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 2941042306 + ... + 2941042694.

It is an arithmetic number, because the mean of its divisors is an integer number (4490265780).

Almost surely, 2^{1144065532500} is an apocalyptic number.

1144065532500 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 1144065532500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2155327574400).

1144065532500 is an abundant number, since it is smaller than the sum of its proper divisors (3166589616300).

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

1144065532500 is a wasteful number, since it uses less digits than its factorization.

1144065532500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683 (or 660 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 1144065532500 in words is "one trillion, one hundred forty-four billion, sixty-five million, five hundred thirty-two thousand, five hundred".