688233971075 has 12 divisors (see below), whose sum is σ = 975325856400. Its totient is φ = 471931865760.

The previous prime is 688233971017. The next prime is 688233971081. The reversal of 688233971075 is 570179332886.

It is a happy number.

It is not a de Polignac number, because 688233971075 - 2⁸ = 688233970819 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1966382600 + ... + 1966382949.

It is an arithmetic number, because the mean of its divisors is an integer number (81277154700).

Almost surely, 2^688233971075 is an apocalyptic number.

688233971075 is a deficient number, since it is larger than the sum of its proper divisors (287091885325).

688233971075 is a wasteful number, since it uses less digits than its factorization.

688233971075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3932765566 (or 3932765561 counting only the distinct ones).

The product of its (nonzero) digits is 15240960, while the sum is 59.

The spelling of 688233971075 in words is "six hundred eighty-eight billion, two hundred thirty-three million, nine hundred seventy-one thousand, seventy-five".