501275258016 has 48 divisors (see below), whose sum is σ = 1417066598304. Its totient is φ = 154238540544.

The previous prime is 501275257969. The next prime is 501275258017. The reversal of 501275258016 is 610852572105.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (501275258017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200830186 + ... + 200832681.

It is an arithmetic number, because the mean of its divisors is an integer number (29522220798).

Almost surely, 2^501275258016 is an apocalyptic number.

It is an amenable number.

501275258016 is an abundant number, since it is smaller than the sum of its proper divisors (915791340288).

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

501275258016 is a wasteful number, since it uses less digits than its factorization.

501275258016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401662893 (or 401662885 counting only the distinct ones).

The product of its (nonzero) digits is 168000, while the sum is 42.

The spelling of 501275258016 in words is "five hundred one billion, two hundred seventy-five million, two hundred fifty-eight thousand, sixteen".