670388700539 has 2 divisors, whose sum is σ = 670388700540. Its totient is φ = 670388700538.

The previous prime is 670388700491. The next prime is 670388700551. The reversal of 670388700539 is 935007883076.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 670388700539 - 2²⁴ = 670371923323 is a prime.

It is not a weakly prime, because it can be changed into another prime (670388700589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335194350269 + 335194350270.

It is an arithmetic number, because the mean of its divisors is an integer number (335194350270).

Almost surely, 2^670388700539 is an apocalyptic number.

670388700539 is a deficient number, since it is larger than the sum of its proper divisors (1).

670388700539 is an equidigital number, since it uses as much as digits as its factorization.

670388700539 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7620480, while the sum is 56.

The spelling of 670388700539 in words is "six hundred seventy billion, three hundred eighty-eight million, seven hundred thousand, five hundred thirty-nine".