1180961594856 has 160 divisors (see below), whose sum is σ = 3362344128000. Its totient is φ = 387212400000.

The previous prime is 1180961594849. The next prime is 1180961594863. The reversal of 1180961594856 is 6584951690811.

1180961594856 is a `hidden beast` number, since 1 + 1 + 8 + 0 + 9 + 615 + 9 + 4 + 8 + 5 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (1180961594849) and next prime (1180961594863).

It is a junction number, because it is equal to n+sod(n) for n = 1180961594793 and 1180961594802.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 9885481 + ... + 10004231.

It is an arithmetic number, because the mean of its divisors is an integer number (21014650800).

Almost surely, 2^{1180961594856} 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 1180961594856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1681172064000).

1180961594856 is an abundant number, since it is smaller than the sum of its proper divisors (2181382533144).

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

1180961594856 is a wasteful number, since it uses less digits than its factorization.

1180961594856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119021 (or 119008 counting only the distinct ones).

The product of its (nonzero) digits is 18662400, while the sum is 63.

The spelling of 1180961594856 in words is "one trillion, one hundred eighty billion, nine hundred sixty-one million, five hundred ninety-four thousand, eight hundred fifty-six".