505214551300 has 36 divisors (see below), whose sum is σ = 1096391178036. Its totient is φ = 202071884800.

The previous prime is 505214551271. The next prime is 505214551313. The reversal of 505214551300 is 3155412505.

It can be written as a sum of positive squares in 6 ways, for example, as 4904481024 + 500310070276 = 70032^2 + 707326^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1349484 + ... + 1682716.

It is an arithmetic number, because the mean of its divisors is an integer number (30455310501).

Almost surely, 2^505214551300 is an apocalyptic number.

505214551300 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

505214551300 is an abundant number, since it is smaller than the sum of its proper divisors (591176626736).

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

505214551300 is a wasteful number, since it uses less digits than its factorization.

505214551300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348408 (or 348401 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 31.

Adding to 505214551300 its reverse (3155412505), we get a palindrome (508369963805).

The spelling of 505214551300 in words is "five hundred five billion, two hundred fourteen million, five hundred fifty-one thousand, three hundred".