477980899 has 8 divisors (see below), whose sum is σ = 521592048. Its totient is φ = 434396160.

The previous prime is 477980897. The next prime is 477980957. The reversal of 477980899 is 998089774.

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

It is not a de Polignac number, because 477980899 - 2¹ = 477980897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (477980897) by changing a digit.

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, 66279 + ... + 73135.

It is an arithmetic number, because the mean of its divisors is an integer number (65199006).

Almost surely, 2^477980899 is an apocalyptic number.

477980899 is a deficient number, since it is larger than the sum of its proper divisors (43611149).

477980899 is a wasteful number, since it uses less digits than its factorization.

477980899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13205.

The product of its (nonzero) digits is 9144576, while the sum is 61.

The square root of 477980899 is about 21862.7742750091. The cubic root of 477980899 is about 781.8741362222.

The spelling of 477980899 in words is "four hundred seventy-seven million, nine hundred eighty thousand, eight hundred ninety-nine".