505545006131 has 8 divisors (see below), whose sum is σ = 551511205824. Its totient is φ = 459580066920.

The previous prime is 505545006097. The next prime is 505545006133. The reversal of 505545006131 is 131600545505.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 505545006131 - 2³⁰ = 504471264307 is a prime.

It is a super-2 number, since 2×505545006131² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 505545006091 and 505545006100.

It is not an unprimeable number, because it can be changed into a prime (505545006133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 652760 + ... + 1198826.

It is an arithmetic number, because the mean of its divisors is an integer number (68938900728).

Almost surely, 2^505545006131 is an apocalyptic number.

505545006131 is a deficient number, since it is larger than the sum of its proper divisors (45966199693).

505545006131 is a wasteful number, since it uses less digits than its factorization.

505545006131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630241.

The product of its (nonzero) digits is 45000, while the sum is 35.

The spelling of 505545006131 in words is "five hundred five billion, five hundred forty-five million, six thousand, one hundred thirty-one".