677759122655 has 32 divisors (see below), whose sum is σ = 858846412800. Its totient is φ = 512691903360.

The previous prime is 677759122637. The next prime is 677759122673. The reversal of 677759122655 is 556221957776.

It is an interprime number because it is at equal distance from previous prime (677759122637) and next prime (677759122673).

It is not a de Polignac number, because 677759122655 - 2¹⁶ = 677759057119 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4286057 + ... + 4441373.

It is an arithmetic number, because the mean of its divisors is an integer number (26838950400).

Almost surely, 2^677759122655 is an apocalyptic number.

677759122655 is a deficient number, since it is larger than the sum of its proper divisors (181087290145).

677759122655 is a wasteful number, since it uses less digits than its factorization.

677759122655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155999.

The product of its digits is 55566000, while the sum is 62.

The spelling of 677759122655 in words is "six hundred seventy-seven billion, seven hundred fifty-nine million, one hundred twenty-two thousand, six hundred fifty-five".