577789740089 has 4 divisors (see below), whose sum is σ = 597713524260. Its totient is φ = 557865955920.

The previous prime is 577789740079. The next prime is 577789740113. The reversal of 577789740089 is 980047987775.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 221987034025 + 355802706064 = 471155^2 + 596492^2 .

It is a cyclic number.

It is not a de Polignac number, because 577789740089 - 2²⁴ = 577772962873 is a prime.

It is a super-2 number, since 2×577789740089² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (577789740029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9961892042 + ... + 9961892099.

It is an arithmetic number, because the mean of its divisors is an integer number (149428381065).

Almost surely, 2^577789740089 is an apocalyptic number.

It is an amenable number.

577789740089 is a deficient number, since it is larger than the sum of its proper divisors (19923784171).

577789740089 is a wasteful number, since it uses less digits than its factorization.

577789740089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19923784170.

The product of its (nonzero) digits is 248935680, while the sum is 71.

The spelling of 577789740089 in words is "five hundred seventy-seven billion, seven hundred eighty-nine million, seven hundred forty thousand, eighty-nine".