505303045052454 has 72 divisors (see below), whose sum is σ = 1203424194104496. Its totient is φ = 153119155384800.

The previous prime is 505303045052419. The next prime is 505303045052461. The reversal of 505303045052454 is 454250540303505.

505303045052454 is a `hidden beast` number, since 5 + 0 + 5 + 3 + 0 + 30 + 45 + 0 + 524 + 54 = 666.

It is a super-2 number, since 2×505303045052454² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 111005212 + ... + 115467584.

It is an arithmetic number, because the mean of its divisors is an integer number (16714224918118).

Almost surely, 2^{505303045052454} is an apocalyptic number.

505303045052454 is an abundant number, since it is smaller than the sum of its proper divisors (698121149052042).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

505303045052454 is a wasteful number, since it uses less digits than its factorization.

505303045052454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4514394 (or 4514380 counting only the distinct ones).

The product of its (nonzero) digits is 3600000, while the sum is 45.

Adding to 505303045052454 its reverse (454250540303505), we get a palindrome (959553585355959).

The spelling of 505303045052454 in words is "five hundred five trillion, three hundred three billion, forty-five million, fifty-two thousand, four hundred fifty-four".