24640555504642 has 64 divisors (see below), whose sum is σ = 47806558617600. Its totient is φ = 9243845582400.

The previous prime is 24640555504627. The next prime is 24640555504651.

24640555504642 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 24640555504642.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 12018333 + ... + 13918384.

It is an arithmetic number, because the mean of its divisors is an integer number (746977478400).

Almost surely, 2^{24640555504642} is an apocalyptic number.

24640555504642 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

24640555504642 is a deficient number, since it is larger than the sum of its proper divisors (23166003112958).

24640555504642 is a wasteful number, since it uses less digits than its factorization.

24640555504642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25936967.

The product of its (nonzero) digits is 23040000, while the sum is 52.

It can be divided in two parts, 2464055 and 5504642, that added together give a palindrome (7968697).

The spelling of 24640555504642 in words is "twenty-four trillion, six hundred forty billion, five hundred fifty-five million, five hundred four thousand, six hundred forty-two".