477276663 has 8 divisors (see below), whose sum is σ = 636693376. Its totient is φ = 318022200.

The previous prime is 477276661. The next prime is 477276677. The reversal of 477276663 is 366672774.

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

It is not a de Polignac number, because 477276663 - 2¹ = 477276661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (477276661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33523 + ... + 45588.

It is an arithmetic number, because the mean of its divisors is an integer number (79586672).

Almost surely, 2^477276663 is an apocalyptic number.

477276663 is a deficient number, since it is larger than the sum of its proper divisors (159416713).

477276663 is a wasteful number, since it uses less digits than its factorization.

477276663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81125.

The product of its digits is 1778112, while the sum is 48.

The square root of 477276663 is about 21846.6625139860. The cubic root of 477276663 is about 781.4899545121.

It can be divided in two parts, 477 and 276663, that added together give a triangular number (277140 = T₇₄₄).

The spelling of 477276663 in words is "four hundred seventy-seven million, two hundred seventy-six thousand, six hundred sixty-three".