505586898045 has 24 divisors (see below), whose sum is σ = 876443640696. Its totient is φ = 269617724928.

The previous prime is 505586898017. The next prime is 505586898097. The reversal of 505586898045 is 540898685505.

505586898045 is a `hidden beast` number, since 5 + 0 + 5 + 586 + 8 + 9 + 8 + 0 + 45 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 41507135289 + 464079762756 = 203733^2 + 681234^2 .

It is not a de Polignac number, because 505586898045 - 2⁹ = 505586897533 is a prime.

It is a super-2 number, since 2×505586898045² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 164152 + ... + 1018881.

It is an arithmetic number, because the mean of its divisors is an integer number (36518485029).

Almost surely, 2^505586898045 is an apocalyptic number.

It is an amenable number.

505586898045 is a deficient number, since it is larger than the sum of its proper divisors (370856742651).

505586898045 is a wasteful number, since it uses less digits than its factorization.

505586898045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1192541 (or 1192538 counting only the distinct ones).

The product of its (nonzero) digits is 69120000, while the sum is 63.

The spelling of 505586898045 in words is "five hundred five billion, five hundred eighty-six million, eight hundred ninety-eight thousand, forty-five".