501140320353 has 6 divisors (see below), whose sum is σ = 723869351634. Its totient is φ = 334093546896.

The previous prime is 501140320339. The next prime is 501140320433. The reversal of 501140320353 is 353023041105.

501140320353 is a `hidden beast` number, since 5 + 0 + 1 + 1 + 403 + 203 + 53 = 666.

It can be written as a sum of positive squares in only one way, i.e., 290470336209 + 210669984144 = 538953^2 + 458988^2 .

It is not a de Polignac number, because 501140320353 - 2⁵ = 501140320321 is a prime.

It is a super-2 number, since 2×501140320353² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (501140320313) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27841128900 + ... + 27841128917.

It is an arithmetic number, because the mean of its divisors is an integer number (120644891939).

Almost surely, 2^501140320353 is an apocalyptic number.

It is an amenable number.

501140320353 is a deficient number, since it is larger than the sum of its proper divisors (222729031281).

501140320353 is a wasteful number, since it uses less digits than its factorization.

501140320353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55682257823 (or 55682257820 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

Adding to 501140320353 its reverse (353023041105), we get a palindrome (854163361458).

The spelling of 501140320353 in words is "five hundred one billion, one hundred forty million, three hundred twenty thousand, three hundred fifty-three".