501472021502064 has 40 divisors (see below), whose sum is σ = 1296326748028032. Its totient is φ = 167046713513920.

The previous prime is 501472021502029. The next prime is 501472021502071. The reversal of 501472021502064 is 460205120274105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3457020054 + ... + 3457165109.

Almost surely, 2^{501472021502064} is an apocalyptic number.

It is an amenable number.

501472021502064 is an abundant number, since it is smaller than the sum of its proper divisors (794854726525968).

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

501472021502064 is a wasteful number, since it uses less digits than its factorization.

501472021502064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6914186685 (or 6914186679 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 39.

Adding to 501472021502064 its reverse (460205120274105), we get a palindrome (961677141776169).

The spelling of 501472021502064 in words is "five hundred one trillion, four hundred seventy-two billion, twenty-one million, five hundred two thousand, sixty-four".