1318345485120 has 448 divisors, whose sum is σ = 4899086976000. Its totient is φ = 332819269632.

The previous prime is 1318345485077. The next prime is 1318345485131. The reversal of 1318345485120 is 215845438131.

1318345485120 is a `hidden beast` number, since 1 + 3 + 1 + 8 + 3 + 45 + 485 + 120 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 416800659 + ... + 416803821.

It is an arithmetic number, because the mean of its divisors is an integer number (10935462000).

Almost surely, 2^{1318345485120} is an apocalyptic number.

1318345485120 is a gapful number since it is divisible by the number (10) 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 1318345485120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2449543488000).

1318345485120 is an abundant number, since it is smaller than the sum of its proper divisors (3580741490880).

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

1318345485120 is a wasteful number, since it uses less digits than its factorization.

1318345485120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5747 (or 5731 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 45.

The spelling of 1318345485120 in words is "one trillion, three hundred eighteen billion, three hundred forty-five million, four hundred eighty-five thousand, one hundred twenty".