870612138186677 has 16 divisors (see below), whose sum is σ = 902967965222400. Its totient is φ = 838794432537600.

The previous prime is 870612138186613. The next prime is 870612138186689. The reversal of 870612138186677 is 776681831216078.

It is not a de Polignac number, because 870612138186677 - 2⁶ = 870612138186613 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 870612138186677.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (870612138185677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45157724 + ... + 61485317.

It is an arithmetic number, because the mean of its divisors is an integer number (56435497826400).

Almost surely, 2^{870612138186677} is an apocalyptic number.

It is an amenable number.

870612138186677 is a deficient number, since it is larger than the sum of its proper divisors (32355827035723).

870612138186677 is a wasteful number, since it uses less digits than its factorization.

870612138186677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106645564.

The product of its (nonzero) digits is 227598336, while the sum is 71.

The spelling of 870612138186677 in words is "eight hundred seventy trillion, six hundred twelve billion, one hundred thirty-eight million, one hundred eighty-six thousand, six hundred seventy-seven".