3908127948993 has 6 divisors (see below), whose sum is σ = 5645073704114. Its totient is φ = 2605418632656.

The previous prime is 3908127948947. The next prime is 3908127949051. The reversal of 3908127948993 is 3998497218093.

3908127948993 is a `hidden beast` number, since 39 + 0 + 8 + 1 + 27 + 9 + 489 + 93 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3145061058624 + 763066890369 = 1773432^2 + 873537^2 .

It is not a de Polignac number, because 3908127948993 - 2⁹ = 3908127948481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3908127948943) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 217118219380 + ... + 217118219397.

Almost surely, 2^{3908127948993} is an apocalyptic number.

It is an amenable number.

3908127948993 is a deficient number, since it is larger than the sum of its proper divisors (1736945755121).

3908127948993 is a wasteful number, since it uses less digits than its factorization.

3908127948993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434236438783 (or 434236438780 counting only the distinct ones).

The product of its (nonzero) digits is 211631616, while the sum is 72.

The spelling of 3908127948993 in words is "three trillion, nine hundred eight billion, one hundred twenty-seven million, nine hundred forty-eight thousand, nine hundred ninety-three".