512301032340 has 24 divisors (see below), whose sum is σ = 1434442890720. Its totient is φ = 136613608608.

The previous prime is 512301032333. The next prime is 512301032357. The reversal of 512301032340 is 43230103215.

It is a self number, because there is not a number n which added to its sum of digits gives 512301032340.

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, 4269175210 + ... + 4269175329.

It is an arithmetic number, because the mean of its divisors is an integer number (59768453780).

Almost surely, 2^512301032340 is an apocalyptic number.

It is an amenable number.

512301032340 is an abundant number, since it is smaller than the sum of its proper divisors (922141858380).

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

512301032340 is a wasteful number, since it uses less digits than its factorization.

512301032340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8538350551 (or 8538350549 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

Adding to 512301032340 its reverse (43230103215), we get a palindrome (555531135555).

The spelling of 512301032340 in words is "five hundred twelve billion, three hundred one million, thirty-two thousand, three hundred forty".