24807905212 has 12 divisors (see below), whose sum is σ = 43901630640. Its totient is φ = 12264582176.

The previous prime is 24807905189. The next prime is 24807905251. The reversal of 24807905212 is 21250970842.

It is a super-2 number, since 2×24807905212² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34842208 + ... + 34842919.

It is an arithmetic number, because the mean of its divisors is an integer number (3658469220).

Almost surely, 2^24807905212 is an apocalyptic number.

It is an amenable number.

24807905212 is a deficient number, since it is larger than the sum of its proper divisors (19093725428).

24807905212 is a wasteful number, since it uses less digits than its factorization.

24807905212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69685220 (or 69685218 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 40.

The spelling of 24807905212 in words is "twenty-four billion, eight hundred seven million, nine hundred five thousand, two hundred twelve".