3948667979167 has 8 divisors (see below), whose sum is σ = 3990647920896. Its totient is φ = 3906713997312.

The previous prime is 3948667979147. The next prime is 3948667979203. The reversal of 3948667979167 is 7619797668493.

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 3948667979167 - 2¹¹ = 3948667977119 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 (3948667979147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6184063 + ... + 6792640.

It is an arithmetic number, because the mean of its divisors is an integer number (498830990112).

Almost surely, 2^{3948667979167} is an apocalyptic number.

3948667979167 is a deficient number, since it is larger than the sum of its proper divisors (41979941729).

3948667979167 is a wasteful number, since it uses less digits than its factorization.

3948667979167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12979937.

The product of its digits is 5184974592, while the sum is 82.

The spelling of 3948667979167 in words is "three trillion, nine hundred forty-eight billion, six hundred sixty-seven million, nine hundred seventy-nine thousand, one hundred sixty-seven".