2313544541520 has 160 divisors (see below), whose sum is σ = 7239970362240. Its totient is φ = 611100702720.

The previous prime is 2313544541519. The next prime is 2313544541531. The reversal of 2313544541520 is 251454453132.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 101410915 + ... + 101433725.

It is an arithmetic number, because the mean of its divisors is an integer number (45249814764).

Almost surely, 2^{2313544541520} is an apocalyptic number.

2313544541520 is a gapful number since it is divisible by the number (20) 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 2313544541520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3619985181120).

2313544541520 is an abundant number, since it is smaller than the sum of its proper divisors (4926425820720).

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

2313544541520 is a wasteful number, since it uses less digits than its factorization.

2313544541520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26813 (or 26807 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 39.

Adding to 2313544541520 its reverse (251454453132), we get a palindrome (2564998994652).

The spelling of 2313544541520 in words is "two trillion, three hundred thirteen billion, five hundred forty-four million, five hundred forty-one thousand, five hundred twenty".