683256218077 has 16 divisors (see below), whose sum is σ = 722203776000. Its totient is φ = 644608206000.

The previous prime is 683256218069. The next prime is 683256218137. The reversal of 683256218077 is 770812652386.

It is a cyclic number.

It is not a de Polignac number, because 683256218077 - 2³ = 683256218069 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 (683256218377) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51493798 + ... + 51507064.

It is an arithmetic number, because the mean of its divisors is an integer number (45137736000).

Almost surely, 2^683256218077 is an apocalyptic number.

It is an amenable number.

683256218077 is a deficient number, since it is larger than the sum of its proper divisors (38947557923).

683256218077 is a wasteful number, since it uses less digits than its factorization.

683256218077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24336.

The product of its (nonzero) digits is 6773760, while the sum is 55.

The spelling of 683256218077 in words is "six hundred eighty-three billion, two hundred fifty-six million, two hundred eighteen thousand, seventy-seven".