505500553030 has 32 divisors (see below), whose sum is σ = 1006216807968. Its totient is φ = 181300320000.

The previous prime is 505500553027. The next prime is 505500553039. The reversal of 505500553030 is 30355005505.

It is a super-2 number, since 2×505500553030² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 505500552983 and 505500553001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505500553039) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31467721 + ... + 31483780.

It is an arithmetic number, because the mean of its divisors is an integer number (31444275249).

Almost surely, 2^505500553030 is an apocalyptic number.

505500553030 is a deficient number, since it is larger than the sum of its proper divisors (500716254938).

505500553030 is a wasteful number, since it uses less digits than its factorization.

505500553030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62951592.

The product of its (nonzero) digits is 28125, while the sum is 31.

Adding to 505500553030 its reverse (30355005505), we get a palindrome (535855558535).

The spelling of 505500553030 in words is "five hundred five billion, five hundred million, five hundred fifty-three thousand, thirty".