24521642382 has 16 divisors (see below), whose sum is σ = 50625326592. Its totient is φ = 7910207160.

The previous prime is 24521642381. The next prime is 24521642417. The reversal of 24521642382 is 28324612542.

It is a super-2 number, since 2×24521642382² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 24521642382.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24521642381) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65918208 + ... + 65918579.

It is an arithmetic number, because the mean of its divisors is an integer number (3164082912).

Almost surely, 2^24521642382 is an apocalyptic number.

24521642382 is an abundant number, since it is smaller than the sum of its proper divisors (26103684210).

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

24521642382 is a wasteful number, since it uses less digits than its factorization.

24521642382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131836823.

The product of its digits is 184320, while the sum is 39.

The spelling of 24521642382 in words is "twenty-four billion, five hundred twenty-one million, six hundred forty-two thousand, three hundred eighty-two".