1178591240680 has 256 divisors, whose sum is σ = 3227267727360. Its totient is φ = 378890265600.

The previous prime is 1178591240669. The next prime is 1178591240707. The reversal of 1178591240680 is 860421958711.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 35458549 + ... + 35491771.

It is an arithmetic number, because the mean of its divisors is an integer number (12606514560).

Almost surely, 2^{1178591240680} is an apocalyptic number.

1178591240680 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 1178591240680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1613633863680).

1178591240680 is an abundant number, since it is smaller than the sum of its proper divisors (2048676486680).

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

1178591240680 is a wasteful number, since it uses less digits than its factorization.

1178591240680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33400 (or 33396 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 52.

The spelling of 1178591240680 in words is "one trillion, one hundred seventy-eight billion, five hundred ninety-one million, two hundred forty thousand, six hundred eighty".