670373444077 has 2 divisors, whose sum is σ = 670373444078. Its totient is φ = 670373444076.

The previous prime is 670373444057. The next prime is 670373444099. The reversal of 670373444077 is 770444373076.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 661133236201 + 9240207876 = 813101^2 + 96126^2 .

It is a cyclic number.

It is not a de Polignac number, because 670373444077 - 2³⁵ = 636013705709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (670373444057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335186722038 + 335186722039.

It is an arithmetic number, because the mean of its divisors is an integer number (335186722039).

Almost surely, 2^670373444077 is an apocalyptic number.

It is an amenable number.

670373444077 is a deficient number, since it is larger than the sum of its proper divisors (1).

670373444077 is an equidigital number, since it uses as much as digits as its factorization.

670373444077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8297856, while the sum is 52.

The spelling of 670373444077 in words is "six hundred seventy billion, three hundred seventy-three million, four hundred forty-four thousand, seventy-seven".