667296400703 has 4 divisors (see below), whose sum is σ = 670790099328. Its totient is φ = 663802702080.

The previous prime is 667296400699. The next prime is 667296400723. The reversal of 667296400703 is 307004692766.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 667296400703 - 2² = 667296400699 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (667296400723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1746849026 + ... + 1746849407.

It is an arithmetic number, because the mean of its divisors is an integer number (167697524832).

Almost surely, 2^667296400703 is an apocalyptic number.

667296400703 is a deficient number, since it is larger than the sum of its proper divisors (3493698625).

667296400703 is a wasteful number, since it uses less digits than its factorization.

667296400703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3493698624.

The product of its (nonzero) digits is 2286144, while the sum is 50.

The spelling of 667296400703 in words is "six hundred sixty-seven billion, two hundred ninety-six million, four hundred thousand, seven hundred three".