477213660 has 384 divisors, whose sum is σ = 1935360000. Its totient is φ = 94659840.

The previous prime is 477213631. The next prime is 477213673. The reversal of 477213660 is 66312774.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

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 127 ways as a sum of consecutive naturals, for example, 956091 + ... + 956589.

It is an arithmetic number, because the mean of its divisors is an integer number (5040000).

Almost surely, 2^477213660 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 477213660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (967680000).

477213660 is an abundant number, since it is smaller than the sum of its proper divisors (1458146340).

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

477213660 is a wasteful number, since it uses less digits than its factorization.

477213660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558 (or 550 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The square root of 477213660 is about 21845.2205299008. The cubic root of 477213660 is about 781.4555660871.

The spelling of 477213660 in words is "four hundred seventy-seven million, two hundred thirteen thousand, six hundred sixty".