505022385053 has 4 divisors (see below), whose sum is σ = 505108440060. Its totient is φ = 504936330048.

The previous prime is 505022385041. The next prime is 505022385059. The reversal of 505022385053 is 350583220505.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 63644189284 + 441378195769 = 252278^2 + 664363^2 .

It is a cyclic number.

It is not a de Polignac number, because 505022385053 - 2⁴ = 505022385037 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 505022384998 and 505022385016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505022385059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43018700 + ... + 43030437.

It is an arithmetic number, because the mean of its divisors is an integer number (126277110015).

Almost surely, 2^505022385053 is an apocalyptic number.

It is an amenable number.

505022385053 is a deficient number, since it is larger than the sum of its proper divisors (86055007).

505022385053 is an equidigital number, since it uses as much as digits as its factorization.

505022385053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86055006.

The product of its (nonzero) digits is 180000, while the sum is 38.

The spelling of 505022385053 in words is "five hundred five billion, twenty-two million, three hundred eighty-five thousand, fifty-three".