473847131520 has 512 divisors, whose sum is σ = 1920238617600. Its totient is φ = 108178882560.

The previous prime is 473847131477. The next prime is 473847131521. The reversal of 473847131520 is 25131748374.

473847131520 is a `hidden beast` number, since 4 + 73 + 8 + 47 + 13 + 1 + 520 = 666.

It is a super-2 number, since 2×473847131520² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (473847131521) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 132691335 + ... + 132694905.

It is an arithmetic number, because the mean of its divisors is an integer number (3750466050).

Almost surely, 2^473847131520 is an apocalyptic number.

473847131520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 473847131520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (960119308800).

473847131520 is an abundant number, since it is smaller than the sum of its proper divisors (1446391486080).

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

473847131520 is a wasteful number, since it uses less digits than its factorization.

473847131520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4703 (or 4685 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 45.

Adding to 473847131520 its reverse (25131748374), we get a palindrome (498978879894).

The spelling of 473847131520 in words is "four hundred seventy-three billion, eight hundred forty-seven million, one hundred thirty-one thousand, five hundred twenty".