1197498735216 has 320 divisors, whose sum is σ = 3967174656000. Its totient is φ = 338773881600.

The previous prime is 1197498735163. The next prime is 1197498735287. The reversal of 1197498735216 is 6125378947911.

1197498735216 is a `hidden beast` number, since 1 + 1 + 97 + 498 + 7 + 3 + 52 + 1 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 126970021 + ... + 126979451.

It is an arithmetic number, because the mean of its divisors is an integer number (12397420800).

Almost surely, 2^{1197498735216} is an apocalyptic number.

1197498735216 is a gapful number since it is divisible by the number (16) 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 1197498735216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1983587328000).

1197498735216 is an abundant number, since it is smaller than the sum of its proper divisors (2769675920784).

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

1197498735216 is a wasteful number, since it uses less digits than its factorization.

1197498735216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9865 (or 9853 counting only the distinct ones).

The product of its digits is 22861440, while the sum is 63.

The spelling of 1197498735216 in words is "one trillion, one hundred ninety-seven billion, four hundred ninety-eight million, seven hundred thirty-five thousand, two hundred sixteen".