24339778940 has 24 divisors (see below), whose sum is σ = 51486633072. Its totient is φ = 9664845440.

The previous prime is 24339778933. The next prime is 24339778973. The reversal of 24339778940 is 4987793342.

It is a congruent number.

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, 4438826 + ... + 4444305.

It is an arithmetic number, because the mean of its divisors is an integer number (2145276378).

Almost surely, 2^24339778940 is an apocalyptic number.

24339778940 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24339778940 is an abundant number, since it is smaller than the sum of its proper divisors (27146854132).

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

24339778940 is a wasteful number, since it uses less digits than its factorization.

24339778940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8883277 (or 8883275 counting only the distinct ones).

The product of its (nonzero) digits is 9144576, while the sum is 56.

The spelling of 24339778940 in words is "twenty-four billion, three hundred thirty-nine million, seven hundred seventy-eight thousand, nine hundred forty".