501022316512 has 12 divisors (see below), whose sum is σ = 986387685696. Its totient is φ = 250511158240.

The previous prime is 501022316467. The next prime is 501022316549. The reversal of 501022316512 is 215613220105.

It is a super-2 number, since 2×501022316512² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7828473664 + ... + 7828473727.

It is an arithmetic number, because the mean of its divisors is an integer number (82198973808).

Almost surely, 2^501022316512 is an apocalyptic number.

It is an amenable number.

501022316512 is a deficient number, since it is larger than the sum of its proper divisors (485365369184).

501022316512 is a wasteful number, since it uses less digits than its factorization.

501022316512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15656947401 (or 15656947393 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 501022316512 its reverse (215613220105), we get a palindrome (716635536617).

The spelling of 501022316512 in words is "five hundred one billion, twenty-two million, three hundred sixteen thousand, five hundred twelve".