11746548218385 has 48 divisors (see below), whose sum is σ = 21621965040000. Its totient is φ = 5882575007232.

The previous prime is 11746548218329. The next prime is 11746548218393. The reversal of 11746548218385 is 58381284564711.

11746548218385 is a `hidden beast` number, since 1 + 1 + 7 + 4 + 6 + 548 + 2 + 1 + 8 + 3 + 85 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-11746548218385 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 60693885 + ... + 60887114.

It is an arithmetic number, because the mean of its divisors is an integer number (450457605000).

Almost surely, 2^{11746548218385} is an apocalyptic number.

11746548218385 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11746548218385 is a deficient number, since it is larger than the sum of its proper divisors (9875416821615).

11746548218385 is a wasteful number, since it uses less digits than its factorization.

11746548218385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121581142 (or 121581139 counting only the distinct ones).

The product of its digits is 51609600, while the sum is 63.

The spelling of 11746548218385 in words is "eleven trillion, seven hundred forty-six billion, five hundred forty-eight million, two hundred eighteen thousand, three hundred eighty-five".