477128916 has 36 divisors (see below), whose sum is σ = 1315720224. Its totient is φ = 144584400.

The previous prime is 477128881. The next prime is 477128917. The reversal of 477128916 is 619821774.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (477128917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 602040 + ... + 602831.

It is an arithmetic number, because the mean of its divisors is an integer number (36547784).

Almost surely, 2^477128916 is an apocalyptic number.

It is an amenable number.

477128916 is an abundant number, since it is smaller than the sum of its proper divisors (838591308).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

477128916 is a wasteful number, since it uses less digits than its factorization.

477128916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1204892 (or 1204887 counting only the distinct ones).

The product of its digits is 169344, while the sum is 45.

The square root of 477128916 is about 21843.2807975359. The cubic root of 477128916 is about 781.4093061715.

The spelling of 477128916 in words is "four hundred seventy-seven million, one hundred twenty-eight thousand, nine hundred sixteen".