396637736693 has 8 divisors (see below), whose sum is σ = 440859783456. Its totient is φ = 353776368400.

The previous prime is 396637736681. The next prime is 396637736713.

It is a happy number.

396637736693 is nontrivially palindromic in base 10.

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 396637736693 - 2²⁴ = 396620959477 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 (396637736623) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 340169003 + ... + 340170168.

It is an arithmetic number, because the mean of its divisors is an integer number (55107472932).

Almost surely, 2^396637736693 is an apocalyptic number.

It is an amenable number.

396637736693 is a deficient number, since it is larger than the sum of its proper divisors (44222046763).

396637736693 is a wasteful number, since it uses less digits than its factorization.

396637736693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 680339235.

The product of its digits is 416649744, while the sum is 68.

The spelling of 396637736693 in words is "three hundred ninety-six billion, six hundred thirty-seven million, seven hundred thirty-six thousand, six hundred ninety-three".