1197258552000 has 2016 divisors, whose sum is σ = 5359039807680. Its totient is φ = 253609574400.

The previous prime is 1197258551963. The next prime is 1197258552013. The reversal of 1197258552000 is 2558527911.

1197258552000 is a `hidden beast` number, since 1 + 1 + 9 + 72 + 58 + 5 + 520 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (2016).

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

It is an unprimeable number.

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 287 ways as a sum of consecutive naturals, for example, 3552695832 + ... + 3552696168.

Almost surely, 2^{1197258552000} is an apocalyptic number.

1197258552000 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 1197258552000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2679519903840).

1197258552000 is an abundant number, since it is smaller than the sum of its proper divisors (4161781255680).

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

1197258552000 is a wasteful number, since it uses less digits than its factorization.

1197258552000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456 (or 426 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 45.

The spelling of 1197258552000 in words is "one trillion, one hundred ninety-seven billion, two hundred fifty-eight million, five hundred fifty-two thousand".