501506065011 has 16 divisors (see below), whose sum is σ = 764296473600. Its totient is φ = 286538611008.

The previous prime is 501506065009. The next prime is 501506065013. The reversal of 501506065011 is 110560605105.

It is an interprime number because it is at equal distance from previous prime (501506065009) and next prime (501506065013).

It is not a de Polignac number, because 501506065011 - 2¹ = 501506065009 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 501506065011.

It is not an unprimeable number, because it can be changed into a prime (501506065013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1341546 + ... + 1674143.

It is an arithmetic number, because the mean of its divisors is an integer number (47768529600).

Almost surely, 2^501506065011 is an apocalyptic number.

501506065011 is a deficient number, since it is larger than the sum of its proper divisors (262790408589).

501506065011 is a wasteful number, since it uses less digits than its factorization.

501506065011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3023618.

The product of its (nonzero) digits is 4500, while the sum is 30.

The spelling of 501506065011 in words is "five hundred one billion, five hundred six million, sixty-five thousand, eleven".