24121132140340 has 24 divisors (see below), whose sum is σ = 50684727701160. Its totient is φ = 9642671864448.

The previous prime is 24121132140311. The next prime is 24121132140403. The reversal of 24121132140340 is 4304123112142.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 9755652547216 + 14365479593124 = 3123404^2 + 3790182^2 .

It is a junction number, because it is equal to n+sod(n) for n = 24121132140299 and 24121132140308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 361277767 + ... + 361344526.

It is an arithmetic number, because the mean of its divisors is an integer number (2111863654215).

Almost surely, 2^{24121132140340} is an apocalyptic number.

24121132140340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24121132140340 is an abundant number, since it is smaller than the sum of its proper divisors (26563595560820).

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

24121132140340 is a wasteful number, since it uses less digits than its factorization.

24121132140340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722623971 (or 722623969 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 24121132140340 its reverse (4304123112142), we get a palindrome (28425255252482).

The spelling of 24121132140340 in words is "twenty-four trillion, one hundred twenty-one billion, one hundred thirty-two million, one hundred forty thousand, three hundred forty".