396628826693 has 8 divisors (see below), whose sum is σ = 439779206496. Its totient is φ = 354660649200.

The previous prime is 396628826687. The next prime is 396628826723.

396628826693 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 396628826693 - 2²² = 396624632389 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 (396628856693) 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, 295549871 + ... + 295551212.

It is an arithmetic number, because the mean of its divisors is an integer number (54972400812).

Almost surely, 2^396628826693 is an apocalyptic number.

It is an amenable number.

396628826693 is a deficient number, since it is larger than the sum of its proper divisors (43150379803).

396628826693 is a wasteful number, since it uses less digits than its factorization.

396628826693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591101155.

The product of its digits is 241864704, while the sum is 68.

The spelling of 396628826693 in words is "three hundred ninety-six billion, six hundred twenty-eight million, eight hundred twenty-six thousand, six hundred ninety-three".