24555855542 has 4 divisors (see below), whose sum is σ = 36833783316. Its totient is φ = 12277927770.

The previous prime is 24555855491. The next prime is 24555855551.

24555855542 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×24555855542² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6138963884 + ... + 6138963887.

It is an arithmetic number, because the mean of its divisors is an integer number (9208445829).

Almost surely, 2^24555855542 is an apocalyptic number.

24555855542 is a deficient number, since it is larger than the sum of its proper divisors (12277927774).

24555855542 is a wasteful number, since it uses less digits than its factorization.

24555855542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12277927773.

The product of its digits is 8000000, while the sum is 50.

The spelling of 24555855542 in words is "twenty-four billion, five hundred fifty-five million, eight hundred fifty-five thousand, five hundred forty-two".