1144750080 has 256 divisors, whose sum is σ = 3906934560. Its totient is φ = 285212672.

The previous prime is 1144750073. The next prime is 1144750091. The reversal of 1144750080 is 800574411.

It is a tau number, because it is divible by the number of its divisors (256).

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 15 ways as a sum of consecutive naturals, for example, 8355772 + ... + 8355908.

Almost surely, 2^1144750080 is an apocalyptic number.

1144750080 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 1144750080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1953467280).

1144750080 is an abundant number, since it is smaller than the sum of its proper divisors (2762184480).

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

1144750080 is an equidigital number, since it uses as much as digits as its factorization.

1144750080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192 (or 164 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 30.

The square root of 1144750080 is about 33834.1555236716. The cubic root of 1144750080 is about 1046.0928350543.

The spelling of 1144750080 in words is "one billion, one hundred forty-four million, seven hundred fifty thousand, eighty".