3928579357575 has 24 divisors (see below), whose sum is σ = 6670798539088. Its totient is φ = 2038614151680.

The previous prime is 3928579357567. The next prime is 3928579357669. The reversal of 3928579357575 is 5757539758293.

It is not a de Polignac number, because 3928579357575 - 2³ = 3928579357567 is a prime.

It is a super-4 number, since 4×3928579357575⁴ (a number of 51 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (75).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3928579357497 and 3928579357506.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 707849362 + ... + 707854911.

Almost surely, 2^{3928579357575} is an apocalyptic number.

3928579357575 is a deficient number, since it is larger than the sum of its proper divisors (2742219181513).

3928579357575 is a wasteful number, since it uses less digits than its factorization.

3928579357575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1415704323 (or 1415704318 counting only the distinct ones).

The product of its digits is 2500470000, while the sum is 75.

The spelling of 3928579357575 in words is "three trillion, nine hundred twenty-eight billion, five hundred seventy-nine million, three hundred fifty-seven thousand, five hundred seventy-five".