501325412335023 has 16 divisors (see below), whose sum is σ = 671609068617600. Its totient is φ = 332629383014880.

The previous prime is 501325412335019. The next prime is 501325412335073. The reversal of 501325412335023 is 320533214523105.

It is not a de Polignac number, because 501325412335023 - 2² = 501325412335019 is a prime.

It is a super-2 number, since 2×501325412335023² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501325412335073) 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, 55037788 + ... + 63496526.

It is an arithmetic number, because the mean of its divisors is an integer number (41975566788600).

Almost surely, 2^{501325412335023} is an apocalyptic number.

501325412335023 is a deficient number, since it is larger than the sum of its proper divisors (170283656282577).

501325412335023 is a wasteful number, since it uses less digits than its factorization.

501325412335023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8552582.

The product of its (nonzero) digits is 324000, while the sum is 39.

Adding to 501325412335023 its reverse (320533214523105), we get a palindrome (821858626858128).

The spelling of 501325412335023 in words is "five hundred one trillion, three hundred twenty-five billion, four hundred twelve million, three hundred thirty-five thousand, twenty-three".