24620640242 has 16 divisors (see below), whose sum is σ = 40359146400. Its totient is φ = 11171526240.

The previous prime is 24620640229. The next prime is 24620640263. The reversal of 24620640242 is 24204602642.

It is a junction number, because it is equal to n+sod(n) for n = 24620640199 and 24620640208.

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 7 ways as a sum of consecutive naturals, for example, 970892 + ... + 995927.

It is an arithmetic number, because the mean of its divisors is an integer number (2522446650).

Almost surely, 2^24620640242 is an apocalyptic number.

24620640242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

24620640242 is a deficient number, since it is larger than the sum of its proper divisors (15738506158).

24620640242 is a wasteful number, since it uses less digits than its factorization.

24620640242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1967401.

The product of its (nonzero) digits is 36864, while the sum is 32.

The spelling of 24620640242 in words is "twenty-four billion, six hundred twenty million, six hundred forty thousand, two hundred forty-two".