501711480 has 192 divisors, whose sum is σ = 1751686560. Its totient is φ = 124084224.

The previous prime is 501711461. The next prime is 501711491. The reversal of 501711480 is 84117105.

501711480 is a `hidden beast` number, since 501 + 71 + 14 + 80 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 446199 + ... + 447321.

Almost surely, 2^501711480 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 501711480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (875843280).

501711480 is an abundant number, since it is smaller than the sum of its proper divisors (1249975080).

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

501711480 is a wasteful number, since it uses less digits than its factorization.

501711480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1230 (or 1223 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 27.

The square root of 501711480 is about 22398.9169381022. The cubic root of 501711480 is about 794.6050963825.

Adding to 501711480 its reverse (84117105), we get a palindrome (585828585).

The spelling of 501711480 in words is "five hundred one million, seven hundred eleven thousand, four hundred eighty".