670772873587 has 2 divisors, whose sum is σ = 670772873588. Its totient is φ = 670772873586.

The previous prime is 670772873567. The next prime is 670772873593. The reversal of 670772873587 is 785378277076.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 670772873587 - 2³⁵ = 636413135219 is a prime.

It is a super-2 number, since 2×670772873587² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (670772873527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335386436793 + 335386436794.

It is an arithmetic number, because the mean of its divisors is an integer number (335386436794).

Almost surely, 2^670772873587 is an apocalyptic number.

670772873587 is a deficient number, since it is larger than the sum of its proper divisors (1).

670772873587 is an equidigital number, since it uses as much as digits as its factorization.

670772873587 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 193616640, while the sum is 67.

The spelling of 670772873587 in words is "six hundred seventy billion, seven hundred seventy-two million, eight hundred seventy-three thousand, five hundred eighty-seven".