670544467430407 has 2 divisors, whose sum is σ = 670544467430408. Its totient is φ = 670544467430406.

The previous prime is 670544467430399. The next prime is 670544467430449. The reversal of 670544467430407 is 704034764445076.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 670544467430407 - 2³ = 670544467430399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (670544467430477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335272233715203 + 335272233715204.

It is an arithmetic number, because the mean of its divisors is an integer number (335272233715204).

Almost surely, 2^{670544467430407} is an apocalyptic number.

670544467430407 is a deficient number, since it is larger than the sum of its proper divisors (1).

670544467430407 is an equidigital number, since it uses as much as digits as its factorization.

670544467430407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 189665280, while the sum is 61.

The spelling of 670544467430407 in words is "six hundred seventy trillion, five hundred forty-four billion, four hundred sixty-seven million, four hundred thirty thousand, four hundred seven".