677044607 has 2 divisors, whose sum is σ = 677044608. Its totient is φ = 677044606.

The previous prime is 677044561. The next prime is 677044637. The reversal of 677044607 is 706440776.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 677044607 - 2²⁸ = 408609151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (677044637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338522303 + 338522304.

It is an arithmetic number, because the mean of its divisors is an integer number (338522304).

Almost surely, 2^677044607 is an apocalyptic number.

677044607 is a deficient number, since it is larger than the sum of its proper divisors (1).

677044607 is an equidigital number, since it uses as much as digits as its factorization.

677044607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 197568, while the sum is 41.

The square root of 677044607 is about 26020.0808415347. The cubic root of 677044607 is about 878.0901275260.

The spelling of 677044607 in words is "six hundred seventy-seven million, forty-four thousand, six hundred seven".