503052430464 has 96 divisors (see below), whose sum is σ = 1448514762240. Its totient is φ = 167576532480.

The previous prime is 503052430453. The next prime is 503052430481. The reversal of 503052430464 is 464034250305.

503052430464 is a `hidden beast` number, since 50 + 305 + 243 + 0 + 4 + 64 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1665849 + ... + 1944519.

It is an arithmetic number, because the mean of its divisors is an integer number (15088695440).

Almost surely, 2^503052430464 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 503052430464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (724257381120).

503052430464 is an abundant number, since it is smaller than the sum of its proper divisors (945462331776).

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

503052430464 is a wasteful number, since it uses less digits than its factorization.

503052430464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280258 (or 280243 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

Adding to 503052430464 its reverse (464034250305), we get a palindrome (967086680769).

The spelling of 503052430464 in words is "five hundred three billion, fifty-two million, four hundred thirty thousand, four hundred sixty-four".