24794493690 has 64 divisors (see below), whose sum is σ = 60463739520. Its totient is φ = 6505762560.

The previous prime is 24794493677. The next prime is 24794493733. The reversal of 24794493690 is 9639449742.

It is a super-2 number, since 2×24794493690² (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 24794493690.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1884856 + ... + 1897964.

It is an arithmetic number, because the mean of its divisors is an integer number (944745930).

Almost surely, 2^24794493690 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 24794493690, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30231869760).

24794493690 is an abundant number, since it is smaller than the sum of its proper divisors (35669245830).

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

24794493690 is a wasteful number, since it uses less digits than its factorization.

24794493690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14127.

The product of its (nonzero) digits is 11757312, while the sum is 57.

The spelling of 24794493690 in words is "twenty-four billion, seven hundred ninety-four million, four hundred ninety-three thousand, six hundred ninety".