477420755 has 8 divisors (see below), whose sum is σ = 654748512. Its totient is φ = 327374208.

The previous prime is 477420721. The next prime is 477420781. The reversal of 477420755 is 557024774.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 477420755 - 2¹⁸ = 477158611 is a prime.

It is a Duffinian 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 7 ways as a sum of consecutive naturals, for example, 6820262 + ... + 6820331.

It is an arithmetic number, because the mean of its divisors is an integer number (81843564).

Almost surely, 2^477420755 is an apocalyptic number.

477420755 is a deficient number, since it is larger than the sum of its proper divisors (177327757).

477420755 is a wasteful number, since it uses less digits than its factorization.

477420755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13640605.

The product of its (nonzero) digits is 274400, while the sum is 41.

The square root of 477420755 is about 21849.9600686134. The cubic root of 477420755 is about 781.5685917255.

The spelling of 477420755 in words is "four hundred seventy-seven million, four hundred twenty thousand, seven hundred fifty-five".