3929709055 has 4 divisors (see below), whose sum is σ = 4715650872. Its totient is φ = 3143767240.

The previous prime is 3929709041. The next prime is 3929709059. The reversal of 3929709055 is 5509079293.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5509079293 = 15121 ⋅364333.

It is not a de Polignac number, because 3929709055 - 2⁷ = 3929708927 is a prime.

It is a super-2 number, since 2×3929709055² = 30885226513897986050, which contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3929709059) 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, 392970901 + ... + 392970910.

It is an arithmetic number, because the mean of its divisors is an integer number (1178912718).

Almost surely, 2^3929709055 is an apocalyptic number.

3929709055 is a deficient number, since it is larger than the sum of its proper divisors (785941817).

3929709055 is an equidigital number, since it uses as much as digits as its factorization.

3929709055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 785941816.

The product of its (nonzero) digits is 765450, while the sum is 49.

The square root of 3929709055 is about 62687.3915153598. The cubic root of 3929709055 is about 1578.0477215787.

The spelling of 3929709055 in words is "three billion, nine hundred twenty-nine million, seven hundred nine thousand, fifty-five".