500549999901 has 16 divisors (see below), whose sum is σ = 762753282048. Its totient is φ = 286024662000.

The previous prime is 500549999881. The next prime is 500549999927. The reversal of 500549999901 is 109999945005.

It is not a de Polignac number, because 500549999901 - 2⁶ = 500549999837 is a prime.

It is a super-2 number, since 2×500549999901² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500549999101) 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, 2222556 + ... + 2437386.

It is an arithmetic number, because the mean of its divisors is an integer number (47672080128).

Almost surely, 2^500549999901 is an apocalyptic number.

It is an amenable number.

500549999901 is a deficient number, since it is larger than the sum of its proper divisors (262203282147).

500549999901 is a wasteful number, since it uses less digits than its factorization.

500549999901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325792.

The product of its (nonzero) digits is 5904900, while the sum is 60.

The spelling of 500549999901 in words is "five hundred billion, five hundred forty-nine million, nine hundred ninety-nine thousand, nine hundred one".