3928915426675 has 6 divisors (see below), whose sum is σ = 4871855129108. Its totient is φ = 3143132341320.

The previous prime is 3928915426661. The next prime is 3928915426691. The reversal of 3928915426675 is 5766245198293.

It is a de Polignac number, because none of the positive numbers 2^k-3928915426675 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3928915426675.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 78578308509 + ... + 78578308558.

Almost surely, 2^{3928915426675} is an apocalyptic number.

3928915426675 is a deficient number, since it is larger than the sum of its proper divisors (942939702433).

3928915426675 is a wasteful number, since it uses less digits than its factorization.

3928915426675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157156617077 (or 157156617072 counting only the distinct ones).

The product of its digits is 195955200, while the sum is 67.

The spelling of 3928915426675 in words is "three trillion, nine hundred twenty-eight billion, nine hundred fifteen million, four hundred twenty-six thousand, six hundred seventy-five".