683573375387 has 32 divisors (see below), whose sum is σ = 851459520000. Its totient is φ = 535463260416.

The previous prime is 683573375383. The next prime is 683573375399. The reversal of 683573375387 is 783573375386.

It is a happy number.

It is not a de Polignac number, because 683573375387 - 2² = 683573375383 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (683573375383) 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, 4276064 + ... + 4433042.

It is an arithmetic number, because the mean of its divisors is an integer number (26608110000).

Almost surely, 2^683573375387 is an apocalyptic number.

683573375387 is a deficient number, since it is larger than the sum of its proper divisors (167886144613).

683573375387 is a wasteful number, since it uses less digits than its factorization.

683573375387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158163.

The product of its digits is 266716800, while the sum is 65.

Subtracting 683573375387 from its reverse (783573375386), we obtain a palindrome (99999999999).

The spelling of 683573375387 in words is "six hundred eighty-three billion, five hundred seventy-three million, three hundred seventy-five thousand, three hundred eighty-seven".