642676460576703 has 32 divisors (see below), whose sum is σ = 979923704681472. Its totient is φ = 367016020704000.

The previous prime is 642676460576659. The next prime is 642676460576723. The reversal of 642676460576703 is 307675064676246.

It is a happy number.

642676460576703 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 642676460576703 - 2⁹ = 642676460576191 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (642676460576723) 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, 592150725 + ... + 593235057.

It is an arithmetic number, because the mean of its divisors is an integer number (30622615771296).

Almost surely, 2^{642676460576703} is an apocalyptic number.

642676460576703 is a deficient number, since it is larger than the sum of its proper divisors (337247244104769).

642676460576703 is a wasteful number, since it uses less digits than its factorization.

642676460576703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1101815.

The product of its (nonzero) digits is 1280240640, while the sum is 69.

The spelling of 642676460576703 in words is "six hundred forty-two trillion, six hundred seventy-six billion, four hundred sixty million, five hundred seventy-six thousand, seven hundred three".