477640063 has 6 divisors (see below), whose sum is σ = 494679224. Its totient is φ = 461168904.

The previous prime is 477640043. The next prime is 477640073. The reversal of 477640063 is 360046774.

It is not a de Polignac number, because 477640063 - 2¹³ = 477631871 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 (477640013) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 283131 + ... + 284812.

Almost surely, 2^477640063 is an apocalyptic number.

477640063 is a deficient number, since it is larger than the sum of its proper divisors (17039161).

477640063 is an equidigital number, since it uses as much as digits as its factorization.

477640063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 568001 (or 567972 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 37.

The square root of 477640063 is about 21854.9779912953. The cubic root of 477640063 is about 781.6882471895.

The spelling of 477640063 in words is "four hundred seventy-seven million, six hundred forty thousand, sixty-three".