1317271753350 has 288 divisors, whose sum is σ = 4154989063680. Its totient is φ = 292918464000.

The previous prime is 1317271753349. The next prime is 1317271753373. The reversal of 1317271753350 is 533571727131.

1317271753350 is a `hidden beast` number, since 1 + 31 + 7 + 27 + 17 + 533 + 50 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 1317271753296 and 1317271753305.

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 143 ways as a sum of consecutive naturals, for example, 46350645 + ... + 46379055.

It is an arithmetic number, because the mean of its divisors is an integer number (14427045360).

Almost surely, 2^{1317271753350} is an apocalyptic number.

1317271753350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1317271753350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2077494531840).

1317271753350 is an abundant number, since it is smaller than the sum of its proper divisors (2837717310330).

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

1317271753350 is a wasteful number, since it uses less digits than its factorization.

1317271753350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28836 (or 28828 counting only the distinct ones).

The product of its (nonzero) digits is 463050, while the sum is 45.

The spelling of 1317271753350 in words is "one trillion, three hundred seventeen billion, two hundred seventy-one million, seven hundred fifty-three thousand, three hundred fifty".