683772715398 has 64 divisors (see below), whose sum is σ = 1390748914944. Its totient is φ = 224078400000.

The previous prime is 683772715393. The next prime is 683772715399. The reversal of 683772715398 is 893517277386.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (683772715393) 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, 239834673 + ... + 239837523.

It is an arithmetic number, because the mean of its divisors is an integer number (21730451796).

Almost surely, 2^683772715398 is an apocalyptic number.

683772715398 is an abundant number, since it is smaller than the sum of its proper divisors (706976199546).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

683772715398 is a wasteful number, since it uses less digits than its factorization.

683772715398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4501.

The product of its digits is 106686720, while the sum is 66.

The spelling of 683772715398 in words is "six hundred eighty-three billion, seven hundred seventy-two million, seven hundred fifteen thousand, three hundred ninety-eight".