3958126679 has 8 divisors (see below), whose sum is σ = 4279583952. Its totient is φ = 3639096000.

The previous prime is 3958126663. The next prime is 3958126699. The reversal of 3958126679 is 9766218593.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3958126679 - 2⁴ = 3958126663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3958126699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 603254 + ... + 609779.

It is an arithmetic number, because the mean of its divisors is an integer number (534947994).

Almost surely, 2^3958126679 is an apocalyptic number.

3958126679 is a deficient number, since it is larger than the sum of its proper divisors (321457273).

3958126679 is a wasteful number, since it uses less digits than its factorization.

3958126679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1213297.

The product of its digits is 4898880, while the sum is 56.

The square root of 3958126679 is about 62913.6446170463. The cubic root of 3958126679 is about 1581.8424640804.

The spelling of 3958126679 in words is "three billion, nine hundred fifty-eight million, one hundred twenty-six thousand, six hundred seventy-nine".