1168509342546 has 448 divisors, whose sum is σ = 3320832695040. Its totient is φ = 300046602240.

The previous prime is 1168509342461. The next prime is 1168509342601. The reversal of 1168509342546 is 6452439058611.

1168509342546 is a `hidden beast` number, since 1 + 1 + 6 + 8 + 5 + 0 + 93 + 4 + 2 + 546 = 666.

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 = 1168509342492 and 1168509342501.

It is an unprimeable number.

It is a polite number, since it can be written in 223 ways as a sum of consecutive naturals, for example, 884563566 + ... + 884564886.

It is an arithmetic number, because the mean of its divisors is an integer number (7412572980).

Almost surely, 2^{1168509342546} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1168509342546, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1660416347520).

1168509342546 is an abundant number, since it is smaller than the sum of its proper divisors (2152323352494).

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

1168509342546 is a wasteful number, since it uses less digits than its factorization.

1168509342546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1533 (or 1518 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 54.

The spelling of 1168509342546 in words is "one trillion, one hundred sixty-eight billion, five hundred nine million, three hundred forty-two thousand, five hundred forty-six".