870675683816577 has 4 divisors (see below), whose sum is σ = 1160900911755440. Its totient is φ = 580450455877716.

The previous prime is 870675683816557. The next prime is 870675683816671. The reversal of 870675683816577 is 775618386576078.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 870675683816577 - 2¹⁸ = 870675683554433 is a prime.

It is a super-2 number, since 2×870675683816577² (a number of 31 digits) contains 22 as substring.

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 870675683816577.

It is not an unprimeable number, because it can be changed into a prime (870675683816557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145112613969427 + ... + 145112613969432.

It is an arithmetic number, because the mean of its divisors is an integer number (290225227938860).

Almost surely, 2^{870675683816577} is an apocalyptic number.

It is an amenable number.

870675683816577 is a deficient number, since it is larger than the sum of its proper divisors (290225227938863).

870675683816577 is a wasteful number, since it uses less digits than its factorization.

870675683816577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290225227938862.

The product of its (nonzero) digits is 19914854400, while the sum is 84.

The spelling of 870675683816577 in words is "eight hundred seventy trillion, six hundred seventy-five billion, six hundred eighty-three million, eight hundred sixteen thousand, five hundred seventy-seven".