1313565364244 has 24 divisors (see below), whose sum is σ = 2656649056320. Its totient is φ = 556631228736.

The previous prime is 1313565364219. The next prime is 1313565364253. The reversal of 1313565364244 is 4424635653131.

It is a happy number.

It is a super-2 number, since 2×1313565364244² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 263553962 + ... + 263558945.

It is an arithmetic number, because the mean of its divisors is an integer number (110693710680).

Almost surely, 2^{1313565364244} is an apocalyptic number.

1313565364244 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1313565364244 is an abundant number, since it is smaller than the sum of its proper divisors (1343083692076).

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

1313565364244 is a wasteful number, since it uses less digits than its factorization.

1313565364244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527113007 (or 527113005 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 47.

The spelling of 1313565364244 in words is "one trillion, three hundred thirteen billion, five hundred sixty-five million, three hundred sixty-four thousand, two hundred forty-four".