1313622205160 has 64 divisors (see below), whose sum is σ = 3085593626880. Its totient is φ = 502369077760.

The previous prime is 1313622205127. The next prime is 1313622205211. The reversal of 1313622205160 is 615022263131.

It is a happy number.

It is a super-2 number, since 2×1313622205160² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1649165 + ... + 2312355.

It is an arithmetic number, because the mean of its divisors is an integer number (48212400420).

Almost surely, 2^{1313622205160} is an apocalyptic number.

1313622205160 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 1313622205160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1542796813440).

1313622205160 is an abundant number, since it is smaller than the sum of its proper divisors (1771971421720).

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

1313622205160 is a wasteful number, since it uses less digits than its factorization.

1313622205160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665378 (or 665374 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

Adding to 1313622205160 its reverse (615022263131), we get a palindrome (1928644468291).

The spelling of 1313622205160 in words is "one trillion, three hundred thirteen billion, six hundred twenty-two million, two hundred five thousand, one hundred sixty".