501604430632253 has 24 divisors (see below), whose sum is σ = 546202229680800. Its totient is φ = 460424031672384.

The previous prime is 501604430632237. The next prime is 501604430632271. The reversal of 501604430632253 is 352236034406105.

It is a happy number.

It is not a de Polignac number, because 501604430632253 - 2⁴ = 501604430632237 is a prime.

It is a super-2 number, since 2×501604430632253² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501604430632453) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2022972158 + ... + 2023220096.

It is an arithmetic number, because the mean of its divisors is an integer number (22758426236700).

Almost surely, 2^{501604430632253} is an apocalyptic number.

It is an amenable number.

501604430632253 is a deficient number, since it is larger than the sum of its proper divisors (44597799048547).

501604430632253 is a wasteful number, since it uses less digits than its factorization.

501604430632253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315021 (or 315008 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 44.

The spelling of 501604430632253 in words is "five hundred one trillion, six hundred four billion, four hundred thirty million, six hundred thirty-two thousand, two hundred fifty-three".