1210512445344 has 192 divisors, whose sum is σ = 3741144019200. Its totient is φ = 379484504064.

The previous prime is 1210512445333. The next prime is 1210512445357. The reversal of 1210512445344 is 4435442150121.

1210512445344 is a `hidden beast` number, since 1 + 2 + 10 + 512 + 44 + 53 + 44 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 1210512445299 and 1210512445308.

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 31 ways as a sum of consecutive naturals, for example, 20048352 + ... + 20108640.

It is an arithmetic number, because the mean of its divisors is an integer number (19485125100).

Almost surely, 2^{1210512445344} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1210512445344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1870572009600).

1210512445344 is an abundant number, since it is smaller than the sum of its proper divisors (2530631573856).

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

1210512445344 is a wasteful number, since it uses less digits than its factorization.

1210512445344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61692 (or 61678 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

Adding to 1210512445344 its reverse (4435442150121), we get a palindrome (5645954595465).

The spelling of 1210512445344 in words is "one trillion, two hundred ten billion, five hundred twelve million, four hundred forty-five thousand, three hundred forty-four".