3968142405 has 8 divisors (see below), whose sum is σ = 6349027872. Its totient is φ = 2116342608.

The previous prime is 3968142389. The next prime is 3968142427. The reversal of 3968142405 is 5042418693.

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

It is not a de Polignac number, because 3968142405 - 2⁴ = 3968142389 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132271399 + ... + 132271428.

It is an arithmetic number, because the mean of its divisors is an integer number (793628484).

Almost surely, 2^3968142405 is an apocalyptic number.

It is an amenable number.

3968142405 is a deficient number, since it is larger than the sum of its proper divisors (2380885467).

3968142405 is a wasteful number, since it uses less digits than its factorization.

3968142405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264542835.

The product of its (nonzero) digits is 207360, while the sum is 42.

The square root of 3968142405 is about 62993.1933227710. The cubic root of 3968142405 is about 1583.1755826091.

The spelling of 3968142405 in words is "three billion, nine hundred sixty-eight million, one hundred forty-two thousand, four hundred five".