505602045 has 24 divisors (see below), whose sum is σ = 943791576. Its totient is φ = 248911488.

The previous prime is 505602029. The next prime is 505602073. The reversal of 505602045 is 540206505.

505602045 is a `hidden beast` number, since 50 + 5 + 602 + 0 + 4 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 4334724 + 501267321 = 2082^2 + 22389^2 .

It is not a de Polignac number, because 505602045 - 2⁴ = 505602029 is a prime.

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, 431554 + ... + 432723.

It is an arithmetic number, because the mean of its divisors is an integer number (39324649).

Almost surely, 2^505602045 is an apocalyptic number.

It is an amenable number.

505602045 is a deficient number, since it is larger than the sum of its proper divisors (438189531).

505602045 is a wasteful number, since it uses less digits than its factorization.

505602045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 864301 (or 864298 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 505602045 is about 22485.5963896891. The cubic root of 505602045 is about 796.6537545880.

The spelling of 505602045 in words is "five hundred five million, six hundred two thousand, forty-five".