505213056430 has 16 divisors (see below), whose sum is σ = 910308629664. Its totient is φ = 201879638560.

The previous prime is 505213056409. The next prime is 505213056451. The reversal of 505213056430 is 34650312505.

It is an interprime number because it is at equal distance from previous prime (505213056409) and next prime (505213056451).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25687681 + ... + 25707340.

It is an arithmetic number, because the mean of its divisors is an integer number (56894289354).

Almost surely, 2^505213056430 is an apocalyptic number.

505213056430 is a deficient number, since it is larger than the sum of its proper divisors (405095573234).

505213056430 is a wasteful number, since it uses less digits than its factorization.

505213056430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51396011.

The product of its (nonzero) digits is 54000, while the sum is 34.

Adding to 505213056430 its reverse (34650312505), we get a palindrome (539863368935).

The spelling of 505213056430 in words is "five hundred five billion, two hundred thirteen million, fifty-six thousand, four hundred thirty".