500655456 has 144 divisors (see below), whose sum is σ = 1679827968. Its totient is φ = 138412800.

The previous prime is 500655433. The next prime is 500655481. The reversal of 500655456 is 654556005.

It is a happy number.

500655456 is a `hidden beast` number, since 50 + 0 + 6 + 554 + 56 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

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

It is a self number, because there is not a number n which added to its sum of digits gives 500655456.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58491 + ... + 66501.

It is an arithmetic number, because the mean of its divisors is an integer number (11665472).

Almost surely, 2^500655456 is an apocalyptic number.

500655456 is a gapful number since it is divisible by the number (56) 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 500655456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (839913984).

500655456 is an abundant number, since it is smaller than the sum of its proper divisors (1179172512).

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

500655456 is a wasteful number, since it uses less digits than its factorization.

500655456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8065 (or 8054 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

The square root of 500655456 is about 22375.3314165400. The cubic root of 500655456 is about 794.0471983905.

The spelling of 500655456 in words is "five hundred million, six hundred fifty-five thousand, four hundred fifty-six".