1194857580868 has 24 divisors (see below), whose sum is σ = 2393341473600. Its totient is φ = 511304753568.

The previous prime is 1194857580859. The next prime is 1194857580893. The reversal of 1194857580868 is 8680857584911.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1194857580797 and 1194857580806.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32359003 + ... + 32395906.

It is an arithmetic number, because the mean of its divisors is an integer number (99722561400).

Almost surely, 2^{1194857580868} is an apocalyptic number.

It is an amenable number.

1194857580868 is an abundant number, since it is smaller than the sum of its proper divisors (1198483892732).

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

1194857580868 is a wasteful number, since it uses less digits than its factorization.

1194857580868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64755579 (or 64755577 counting only the distinct ones).

The product of its (nonzero) digits is 154828800, while the sum is 70.

The spelling of 1194857580868 in words is "one trillion, one hundred ninety-four billion, eight hundred fifty-seven million, five hundred eighty thousand, eight hundred sixty-eight".