1677056656506 has 32 divisors (see below), whose sum is σ = 4181751664128. Its totient is φ = 435599131440.

The previous prime is 1677056656501. The next prime is 1677056656511. The reversal of 1677056656506 is 6056566507761.

It is an interprime number because it is at equal distance from previous prime (1677056656501) and next prime (1677056656511).

It is a self number, because there is not a number n which added to its sum of digits gives 1677056656506.

It is not an unprimeable number, because it can be changed into a prime (1677056656501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1814995920 + ... + 1814996843.

It is an arithmetic number, because the mean of its divisors is an integer number (130679739504).

Almost surely, 2^{1677056656506} is an apocalyptic number.

1677056656506 is an abundant number, since it is smaller than the sum of its proper divisors (2504695007622).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1677056656506 is a wasteful number, since it uses less digits than its factorization.

1677056656506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3629992786.

The product of its (nonzero) digits is 47628000, while the sum is 60.

The spelling of 1677056656506 in words is "one trillion, six hundred seventy-seven billion, fifty-six million, six hundred fifty-six thousand, five hundred six".