39779949038 has 8 divisors (see below), whose sum is σ = 59840898600. Its totient is φ = 19832982840.

The previous prime is 39779949037. The next prime is 39779949071. The reversal of 39779949038 is 83094997793.

39779949038 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39779949037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28494968 + ... + 28496363.

It is an arithmetic number, because the mean of its divisors is an integer number (7480112325).

Almost surely, 2^39779949038 is an apocalyptic number.

39779949038 is a deficient number, since it is larger than the sum of its proper divisors (20060949562).

39779949038 is a wasteful number, since it uses less digits than its factorization.

39779949038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56991682.

The product of its (nonzero) digits is 92588832, while the sum is 68.

The spelling of 39779949038 in words is "thirty-nine billion, seven hundred seventy-nine million, nine hundred forty-nine thousand, thirty-eight".