477020717803 has 4 divisors (see below), whose sum is σ = 545166534640. Its totient is φ = 408874900968.

The previous prime is 477020717777. The next prime is 477020717819. The reversal of 477020717803 is 308717020774.

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 477020717803 - 2⁹ = 477020717291 is a prime.

It is a super-2 number, since 2×477020717803² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (477020717863) 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, 34072908408 + ... + 34072908421.

It is an arithmetic number, because the mean of its divisors is an integer number (136291633660).

Almost surely, 2^477020717803 is an apocalyptic number.

477020717803 is a deficient number, since it is larger than the sum of its proper divisors (68145816837).

477020717803 is an equidigital number, since it uses as much as digits as its factorization.

477020717803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68145816836.

The product of its (nonzero) digits is 460992, while the sum is 46.

The spelling of 477020717803 in words is "four hundred seventy-seven billion, twenty million, seven hundred seventeen thousand, eight hundred three".