1150157491200 has 1584 divisors, whose sum is σ = 4634452542720. Its totient is φ = 281638010880.

The previous prime is 1150157491177. The next prime is 1150157491261. The reversal of 1150157491200 is 21947510511.

1150157491200 is a `hidden beast` number, since 1 + 15 + 0 + 157 + 491 + 2 + 0 + 0 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 4373222269 + ... + 4373222531.

Almost surely, 2^{1150157491200} is an apocalyptic number.

1150157491200 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 1150157491200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2317226271360).

1150157491200 is an abundant number, since it is smaller than the sum of its proper divisors (3484295051520).

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

1150157491200 is a wasteful number, since it uses less digits than its factorization.

1150157491200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364 (or 329 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 36.

The spelling of 1150157491200 in words is "one trillion, one hundred fifty billion, one hundred fifty-seven million, four hundred ninety-one thousand, two hundred".