683953444359386 has 64 divisors (see below), whose sum is σ = 1074843634176000. Its totient is φ = 325991950099200.

The previous prime is 683953444359379. The next prime is 683953444359389.

It is a happy number.

683953444359386 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 683953444359386.

It is not an unprimeable number, because it can be changed into a prime (683953444359389) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9477335075 + ... + 9477407241.

It is an arithmetic number, because the mean of its divisors is an integer number (16794431784000).

Almost surely, 2^{683953444359386} is an apocalyptic number.

683953444359386 is a deficient number, since it is larger than the sum of its proper divisors (390890189816614).

683953444359386 is a wasteful number, since it uses less digits than its factorization.

683953444359386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76847.

The product of its digits is 24186470400, while the sum is 80.

The spelling of 683953444359386 in words is "six hundred eighty-three trillion, nine hundred fifty-three billion, four hundred forty-four million, three hundred fifty-nine thousand, three hundred eighty-six".