503415250164 has 36 divisors (see below), whose sum is σ = 1306914369124. Its totient is φ = 163269810432.

The previous prime is 503415250111. The next prime is 503415250183. The reversal of 503415250164 is 461052514305.

503415250164 is a `hidden beast` number, since 5 + 0 + 3 + 41 + 52 + 501 + 64 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 188573062500 + 314842187664 = 434250^2 + 561108^2 .

It is a tau number, because it is divible by the number of its divisors (36).

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 polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 188968357 + ... + 188971020.

Almost surely, 2^503415250164 is an apocalyptic number.

It is an amenable number.

503415250164 is an abundant number, since it is smaller than the sum of its proper divisors (803499118960).

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

503415250164 is a wasteful number, since it uses less digits than its factorization.

503415250164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377939424 (or 377939419 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

Adding to 503415250164 its reverse (461052514305), we get a palindrome (964467764469).

The spelling of 503415250164 in words is "five hundred three billion, four hundred fifteen million, two hundred fifty thousand, one hundred sixty-four".