477277755028 has 12 divisors (see below), whose sum is σ = 835795516500. Its totient is φ = 238479036032.

The previous prime is 477277755023. The next prime is 477277755041. The reversal of 477277755028 is 820557772774.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 355659562384 + 121618192644 = 596372^2 + 348738^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (477277755023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39953653 + ... + 39965596.

It is an arithmetic number, because the mean of its divisors is an integer number (69649626375).

Almost surely, 2^477277755028 is an apocalyptic number.

It is an amenable number.

477277755028 is a deficient number, since it is larger than the sum of its proper divisors (358517761472).

477277755028 is a wasteful number, since it uses less digits than its factorization.

477277755028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79920746 (or 79920744 counting only the distinct ones).

The product of its (nonzero) digits is 53782400, while the sum is 61.

The spelling of 477277755028 in words is "four hundred seventy-seven billion, two hundred seventy-seven million, seven hundred fifty-five thousand, twenty-eight".