1316494663848 has 256 divisors, whose sum is σ = 4533225984000. Its totient is φ = 344708773632.

The previous prime is 1316494663801. The next prime is 1316494663879. The reversal of 1316494663848 is 8483664946131.

1316494663848 is a `hidden beast` number, since 1 + 3 + 1 + 6 + 494 + 6 + 63 + 84 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a nude number because it is divisible by every one of its digits.

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, 2491261 + ... + 2973107.

It is an arithmetic number, because the mean of its divisors is an integer number (17707914000).

Almost surely, 2^{1316494663848} is an apocalyptic number.

1316494663848 is a gapful number since it is divisible by the number (18) 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 1316494663848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2266612992000).

1316494663848 is an abundant number, since it is smaller than the sum of its proper divisors (3216731320152).

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

1316494663848 is a wasteful number, since it uses less digits than its factorization.

1316494663848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482021 (or 482011 counting only the distinct ones).

The product of its digits is 71663616, while the sum is 63.

The spelling of 1316494663848 in words is "one trillion, three hundred sixteen billion, four hundred ninety-four million, six hundred sixty-three thousand, eight hundred forty-eight".