577364984947 has 4 divisors (see below), whose sum is σ = 578098613416. Its totient is φ = 576631356480.

The previous prime is 577364984909. The next prime is 577364984971. The reversal of 577364984947 is 749489463775.

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

It is a cyclic number.

It is not a de Polignac number, because 577364984947 - 2²⁷ = 577230767219 is a prime.

It is a super-4 number, since 4×577364984947⁴ (a number of 48 digits) contains 4444 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 577364984947.

It is not an unprimeable number, because it can be changed into a prime (577364984747) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 366813054 + ... + 366814627.

It is an arithmetic number, because the mean of its divisors is an integer number (144524653354).

Almost surely, 2^577364984947 is an apocalyptic number.

577364984947 is a deficient number, since it is larger than the sum of its proper divisors (733628469).

577364984947 is an equidigital number, since it uses as much as digits as its factorization.

577364984947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733628468.

The product of its digits is 1280240640, while the sum is 73.

The spelling of 577364984947 in words is "five hundred seventy-seven billion, three hundred sixty-four million, nine hundred eighty-four thousand, nine hundred forty-seven".