647676707001 has 4 divisors (see below), whose sum is σ = 863568942672. Its totient is φ = 431784471332.

The previous prime is 647676706997. The next prime is 647676707039. The reversal of 647676707001 is 100707676746.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 647676707001 - 2² = 647676706997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (647676707101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107946117831 + ... + 107946117836.

It is an arithmetic number, because the mean of its divisors is an integer number (215892235668).

Almost surely, 2^647676707001 is an apocalyptic number.

It is an amenable number.

647676707001 is a deficient number, since it is larger than the sum of its proper divisors (215892235671).

647676707001 is a wasteful number, since it uses less digits than its factorization.

647676707001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215892235670.

The product of its (nonzero) digits is 2074464, while the sum is 51.

The spelling of 647676707001 in words is "six hundred forty-seven billion, six hundred seventy-six million, seven hundred seven thousand, one".