501055050065 has 8 divisors (see below), whose sum is σ = 603605618280. Its totient is φ = 399284334592.

The previous prime is 501055050053. The next prime is 501055050077. The reversal of 501055050065 is 560050550105.

It is an interprime number because it is at equal distance from previous prime (501055050053) and next prime (501055050077).

It can be written as a sum of positive squares in 4 ways, for example, as 49836544081 + 451218505984 = 223241^2 + 671728^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 501055050065 - 2²⁰ = 501054001489 is a prime.

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, 194961770 + ... + 194964339.

It is an arithmetic number, because the mean of its divisors is an integer number (75450702285).

Almost surely, 2^501055050065 is an apocalyptic number.

It is an amenable number.

501055050065 is a deficient number, since it is larger than the sum of its proper divisors (102550568215).

501055050065 is a wasteful number, since it uses less digits than its factorization.

501055050065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389926371.

The product of its (nonzero) digits is 18750, while the sum is 32.

The spelling of 501055050065 in words is "five hundred one billion, fifty-five million, fifty thousand, sixty-five".