1145554099200 has 2112 divisors, whose sum is σ = 5061939507200. Its totient is φ = 251539292160.

The previous prime is 1145554099117. The next prime is 1145554099223. The reversal of 1145554099200 is 29904555411.

1145554099200 is a `hidden beast` number, since 1 + 1 + 4 + 5 + 554 + 0 + 9 + 92 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 14500684761 + ... + 14500684839.

Almost surely, 2^{1145554099200} is an apocalyptic number.

1145554099200 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 1145554099200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2530969753600).

1145554099200 is an abundant number, since it is smaller than the sum of its proper divisors (3916385408000).

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

1145554099200 is an frugal number, since it uses more digits than its factorization.

1145554099200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174 (or 133 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 45.

The spelling of 1145554099200 in words is "one trillion, one hundred forty-five billion, five hundred fifty-four million, ninety-nine thousand, two hundred".