1155446250000 has 320 divisors, whose sum is σ = 4264232833536. Its totient is φ = 264096000000.

The previous prime is 1155446249941. The next prime is 1155446250001. The reversal of 1155446250000 is 526445511.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1155446250001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 26227992 + ... + 26272008.

Almost surely, 2^{1155446250000} is an apocalyptic number.

1155446250000 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 1155446250000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2132116416768).

1155446250000 is an abundant number, since it is smaller than the sum of its proper divisors (3108786583536).

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

1155446250000 is an frugal number, since it uses more digits than its factorization.

1155446250000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44070 (or 44034 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 33.

The spelling of 1155446250000 in words is "one trillion, one hundred fifty-five billion, four hundred forty-six million, two hundred fifty thousand".