577775053020 has 96 divisors (see below), whose sum is σ = 1805883045120. Its totient is φ = 136809308160.

The previous prime is 577775053007. The next prime is 577775053049. The reversal of 577775053020 is 20350577775.

It is a super-2 number, since 2×577775053020² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10150885 + ... + 10207644.

It is an arithmetic number, because the mean of its divisors is an integer number (18811281720).

Almost surely, 2^577775053020 is an apocalyptic number.

It is an amenable number.

577775053020 is an abundant number, since it is smaller than the sum of its proper divisors (1228107992100).

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

577775053020 is a wasteful number, since it uses less digits than its factorization.

577775053020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20358595 (or 20358593 counting only the distinct ones).

The product of its (nonzero) digits is 1800750, while the sum is 48.

The spelling of 577775053020 in words is "five hundred seventy-seven billion, seven hundred seventy-five million, fifty-three thousand, twenty".