39924004948 has 6 divisors (see below), whose sum is σ = 69867008666. Its totient is φ = 19962002472.

The previous prime is 39924004927. The next prime is 39924004949. The reversal of 39924004948 is 84940042993.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 31679728144 + 8244276804 = 177988^2 + 90798^2 .

It is a junction number, because it is equal to n+sod(n) for n = 39924004895 and 39924004904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39924004949) by changing a digit.

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 as a sum of consecutive naturals, namely, 4990500615 + ... + 4990500622.

Almost surely, 2^39924004948 is an apocalyptic number.

It is an amenable number.

39924004948 is a deficient number, since it is larger than the sum of its proper divisors (29943003718).

39924004948 is a wasteful number, since it uses less digits than its factorization.

39924004948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9981001241 (or 9981001239 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 52.

The spelling of 39924004948 in words is "thirty-nine billion, nine hundred twenty-four million, four thousand, nine hundred forty-eight".