3968910193785 has 16 divisors (see below), whose sum is σ = 6354632813760. Its totient is φ = 2115293268800.

The previous prime is 3968910193769. The next prime is 3968910193811. The reversal of 3968910193785 is 5873910198693.

It is not a de Polignac number, because 3968910193785 - 2⁴ = 3968910193769 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91154670 + ... + 91198199.

It is an arithmetic number, because the mean of its divisors is an integer number (397164550860).

Almost surely, 2^{3968910193785} is an apocalyptic number.

It is an amenable number.

3968910193785 is a deficient number, since it is larger than the sum of its proper divisors (2385722619975).

3968910193785 is a wasteful number, since it uses less digits than its factorization.

3968910193785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182354328.

The product of its (nonzero) digits is 88179840, while the sum is 69.

The spelling of 3968910193785 in words is "three trillion, nine hundred sixty-eight billion, nine hundred ten million, one hundred ninety-three thousand, seven hundred eighty-five".