3958696920005 has 16 divisors (see below), whose sum is σ = 4976450092800. Its totient is φ = 3019046372160.

The previous prime is 3958696919923. The next prime is 3958696920029. The reversal of 3958696920005 is 5000296968593.

It is not a de Polignac number, because 3958696920005 - 2¹² = 3958696915909 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3958696920005.

It is a congruent number.

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, 172781951 + ... + 172804860.

It is an arithmetic number, because the mean of its divisors is an integer number (311028130800).

Almost surely, 2^{3958696920005} is an apocalyptic number.

It is an amenable number.

3958696920005 is a deficient number, since it is larger than the sum of its proper divisors (1017753172795).

3958696920005 is a wasteful number, since it uses less digits than its factorization.

3958696920005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345586924.

The product of its (nonzero) digits is 31492800, while the sum is 62.

The spelling of 3958696920005 in words is "three trillion, nine hundred fifty-eight billion, six hundred ninety-six million, nine hundred twenty thousand, five".