501503052672 has 80 divisors (see below), whose sum is σ = 1492464989400. Its totient is φ = 167167680768.

The previous prime is 501503052647. The next prime is 501503052737. The reversal of 501503052672 is 276250305105.

501503052672 is a `hidden beast` number, since 50 + 1 + 50 + 30 + 526 + 7 + 2 = 666.

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 9 ways as a sum of consecutive naturals, for example, 24174772 + ... + 24195507.

Almost surely, 2^501503052672 is an apocalyptic number.

It is an amenable number.

501503052672 is an abundant number, since it is smaller than the sum of its proper divisors (990961936728).

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

501503052672 is an equidigital number, since it uses as much as digits as its factorization.

501503052672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48370305 (or 48370284 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 36.

Adding to 501503052672 its reverse (276250305105), we get a palindrome (777753357777).

The spelling of 501503052672 in words is "five hundred one billion, five hundred three million, fifty-two thousand, six hundred seventy-two".