24555655542 has 96 divisors (see below), whose sum is σ = 58703139936. Its totient is φ = 6813987840.

The previous prime is 24555655519. The next prime is 24555655549.

It is a happy number.

24555655542 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 24555655491 and 24555655500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24555655549) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 429768 + ... + 483540.

It is an arithmetic number, because the mean of its divisors is an integer number (611491041).

Almost surely, 2^24555655542 is an apocalyptic number.

24555655542 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 24555655542, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29351569968).

24555655542 is an abundant number, since it is smaller than the sum of its proper divisors (34147484394).

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

24555655542 is a wasteful number, since it uses less digits than its factorization.

24555655542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53854 (or 53843 counting only the distinct ones).

The product of its digits is 6000000, while the sum is 48.

The spelling of 24555655542 in words is "twenty-four billion, five hundred fifty-five million, six hundred fifty-five thousand, five hundred forty-two".