1197422645760 has 1280 divisors, whose sum is σ = 4846729789440. Its totient is φ = 277585920000.

The previous prime is 1197422645719. The next prime is 1197422645819. The reversal of 1197422645760 is 675462247911.

1197422645760 is a `hidden beast` number, since 1 + 1 + 9 + 7 + 4 + 2 + 2 + 64 + 576 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1280).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 1197422645697 and 1197422645706.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2380561669 + ... + 2380562171.

It is an arithmetic number, because the mean of its divisors is an integer number (3786507648).

Almost surely, 2^{1197422645760} is an apocalyptic number.

1197422645760 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 1197422645760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2423364894720).

1197422645760 is an abundant number, since it is smaller than the sum of its proper divisors (3649307143680).

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

1197422645760 is a wasteful number, since it uses less digits than its factorization.

1197422645760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678 (or 656 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 54.

The spelling of 1197422645760 in words is "one trillion, one hundred ninety-seven billion, four hundred twenty-two million, six hundred forty-five thousand, seven hundred sixty".