1178765804568 has 64 divisors (see below), whose sum is σ = 3216852950400. Its totient is φ = 356975412480.

The previous prime is 1178765804543. The next prime is 1178765804581. The reversal of 1178765804568 is 8654085678711.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a junction number, because it is equal to n+sod(n) for n = 1178765804499 and 1178765804508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 997021 + ... + 1830732.

It is an arithmetic number, because the mean of its divisors is an integer number (50263327350).

Almost surely, 2^{1178765804568} is an apocalyptic number.

It is an amenable number.

1178765804568 is an abundant number, since it is smaller than the sum of its proper divisors (2038087145832).

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

1178765804568 is a wasteful number, since it uses less digits than its factorization.

1178765804568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2829352 (or 2829348 counting only the distinct ones).

The product of its (nonzero) digits is 90316800, while the sum is 66.

The spelling of 1178765804568 in words is "one trillion, one hundred seventy-eight billion, seven hundred sixty-five million, eight hundred four thousand, five hundred sixty-eight".