1151450280000 has 420 divisors, whose sum is σ = 4176518586240. Its totient is φ = 303159168000.

The previous prime is 1151450279981. The next prime is 1151450280007. The reversal of 1151450280000 is 820541511.

1151450280000 is a `hidden beast` number, since 1 + 151 + 4 + 502 + 8 + 0 + 0 + 0 + 0 = 666.

It is not an unprimeable number, because it can be changed into a prime (1151450280007) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 28419757 + ... + 28460243.

It is an arithmetic number, because the mean of its divisors is an integer number (9944091872).

Almost surely, 2^{1151450280000} is an apocalyptic number.

1151450280000 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 1151450280000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2088259293120).

1151450280000 is an abundant number, since it is smaller than the sum of its proper divisors (3025068306240).

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

1151450280000 is an equidigital number, since it uses as much as digits as its factorization.

1151450280000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40604 (or 40576 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 27.

The spelling of 1151450280000 in words is "one trillion, one hundred fifty-one billion, four hundred fifty million, two hundred eighty thousand".