511045231421130 has 64 divisors (see below), whose sum is σ = 1401728951697408. Its totient is φ = 116809931246400.

The previous prime is 511045231421119. The next prime is 511045231421201. The reversal of 511045231421130 is 31124132540115.

It is a super-2 number, since 2×511045231421130² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 511045231421091 and 511045231421100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58306909 + ... + 66496511.

It is an arithmetic number, because the mean of its divisors is an integer number (21902014870272).

Almost surely, 2^{511045231421130} is an apocalyptic number.

511045231421130 is an abundant number, since it is smaller than the sum of its proper divisors (890683720276278).

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

511045231421130 is a wasteful number, since it uses less digits than its factorization.

511045231421130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8486771.

The product of its (nonzero) digits is 14400, while the sum is 33.

Adding to 511045231421130 its reverse (31124132540115), we get a palindrome (542169363961245).

The spelling of 511045231421130 in words is "five hundred eleven trillion, forty-five billion, two hundred thirty-one million, four hundred twenty-one thousand, one hundred thirty".