24542143738 has 64 divisors (see below), whose sum is σ = 45050100480. Its totient is φ = 9787972608.

The previous prime is 24542143729. The next prime is 24542143753. The reversal of 24542143738 is 83734124542.

It is a super-2 number, since 2×24542143738² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 24542143694 and 24542143703.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20675181 + ... + 20676367.

It is an arithmetic number, because the mean of its divisors is an integer number (703907820).

Almost surely, 2^24542143738 is an apocalyptic number.

24542143738 is a deficient number, since it is larger than the sum of its proper divisors (20507956742).

24542143738 is a wasteful number, since it uses less digits than its factorization.

24542143738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2119.

The product of its digits is 645120, while the sum is 43.

The spelling of 24542143738 in words is "twenty-four billion, five hundred forty-two million, one hundred forty-three thousand, seven hundred thirty-eight".