501005055112 has 8 divisors (see below), whose sum is σ = 939384478350. Its totient is φ = 250502527552.

The previous prime is 501005055101. The next prime is 501005055143. The reversal of 501005055112 is 211550500105.

It can be written as a sum of positive squares in only one way, i.e., 353114046756 + 147891008356 = 594234^2 + 384566^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31312815937 + ... + 31312815952.

Almost surely, 2^501005055112 is an apocalyptic number.

It is an amenable number.

501005055112 is a deficient number, since it is larger than the sum of its proper divisors (438379423238).

501005055112 is a wasteful number, since it uses less digits than its factorization.

501005055112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62625631895 (or 62625631891 counting only the distinct ones).

The product of its (nonzero) digits is 1250, while the sum is 25.

Adding to 501005055112 its reverse (211550500105), we get a palindrome (712555555217).

The spelling of 501005055112 in words is "five hundred one billion, five million, fifty-five thousand, one hundred twelve".