39782018704 has 10 divisors (see below), whose sum is σ = 77077661270. Its totient is φ = 19891009344.

The previous prime is 39782018681. The next prime is 39782018711. The reversal of 39782018704 is 40781028793.

It can be written as a sum of positive squares in only one way, i.e., 39540527104 + 241491600 = 198848^2 + 15540^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1243188069 + ... + 1243188100.

It is an arithmetic number, because the mean of its divisors is an integer number (7707766127).

Almost surely, 2^39782018704 is an apocalyptic number.

It is an amenable number.

39782018704 is a deficient number, since it is larger than the sum of its proper divisors (37295642566).

39782018704 is a wasteful number, since it uses less digits than its factorization.

39782018704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2486376177 (or 2486376171 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 49.

The spelling of 39782018704 in words is "thirty-nine billion, seven hundred eighty-two million, eighteen thousand, seven hundred four".