3938380677 has 64 divisors (see below), whose sum is σ = 7471104000. Its totient is φ = 1990578240.

The previous prime is 3938380673. The next prime is 3938380687. The reversal of 3938380677 is 7760838393.

It is not a de Polignac number, because 3938380677 - 2² = 3938380673 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3938380673) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 51324 + ... + 102522.

It is an arithmetic number, because the mean of its divisors is an integer number (116736000).

Almost surely, 2^3938380677 is an apocalyptic number.

3938380677 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

It is an amenable number.

3938380677 is a deficient number, since it is larger than the sum of its proper divisors (3532723323).

3938380677 is a wasteful number, since it uses less digits than its factorization.

3938380677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51263 (or 51257 counting only the distinct ones).

The product of its (nonzero) digits is 4572288, while the sum is 54.

The square root of 3938380677 is about 62756.5190000210. The cubic root of 3938380677 is about 1579.2076191591.

The spelling of 3938380677 in words is "three billion, nine hundred thirty-eight million, three hundred eighty thousand, six hundred seventy-seven".