505121235340330 has 32 divisors (see below), whose sum is σ = 1061215191092736. Its totient is φ = 169499648575104.

The previous prime is 505121235340303. The next prime is 505121235340357. The reversal of 505121235340330 is 33043532121505.

It is an interprime number because it is at equal distance from previous prime (505121235340303) and next prime (505121235340357).

It is a self number, because there is not a number n which added to its sum of digits gives 505121235340330.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76766141899 + ... + 76766148478.

It is an arithmetic number, because the mean of its divisors is an integer number (33162974721648).

Almost surely, 2^{505121235340330} is an apocalyptic number.

505121235340330 is an abundant number, since it is smaller than the sum of its proper divisors (556093955752406).

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

505121235340330 is a wasteful number, since it uses less digits than its factorization.

505121235340330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153532290438.

The product of its (nonzero) digits is 162000, while the sum is 37.

Adding to 505121235340330 its reverse (33043532121505), we get a palindrome (538164767461835).

The spelling of 505121235340330 in words is "five hundred five trillion, one hundred twenty-one billion, two hundred thirty-five million, three hundred forty thousand, three hundred thirty".