479845977 has 16 divisors (see below), whose sum is σ = 712770240. Its totient is φ = 285106752.

The previous prime is 479845973. The next prime is 479845981. The reversal of 479845977 is 779548974.

It is an interprime number because it is at equal distance from previous prime (479845973) and next prime (479845981).

It is not a de Polignac number, because 479845977 - 2² = 479845973 is a prime.

It is a super-3 number, since 3×479845977³ (a number of 27 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 479845977.

It is not an unprimeable number, because it can be changed into a prime (479845973) 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 15 ways as a sum of consecutive naturals, for example, 211003 + ... + 213264.

It is an arithmetic number, because the mean of its divisors is an integer number (44548140).

Almost surely, 2^479845977 is an apocalyptic number.

It is an amenable number.

479845977 is a deficient number, since it is larger than the sum of its proper divisors (232924263).

479845977 is a wasteful number, since it uses less digits than its factorization.

479845977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424312.

The product of its digits is 17781120, while the sum is 60.

The square root of 479845977 is about 21905.3869402026. The cubic root of 479845977 is about 782.8897720997.

The spelling of 479845977 in words is "four hundred seventy-nine million, eight hundred forty-five thousand, nine hundred seventy-seven".