510120640120 has 128 divisors (see below), whose sum is σ = 1458211184640. Its totient is φ = 156236843520.

The previous prime is 510120640111. The next prime is 510120640121. The reversal of 510120640120 is 21046021015.

It is a super-2 number, since 2×510120640120² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 510120640091 and 510120640100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (510120640121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2147532 + ... + 2373211.

It is an arithmetic number, because the mean of its divisors is an integer number (11392274880).

Almost surely, 2^510120640120 is an apocalyptic number.

It is an amenable number.

510120640120 is an abundant number, since it is smaller than the sum of its proper divisors (948090544520).

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

510120640120 is a wasteful number, since it uses less digits than its factorization.

510120640120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4520805 (or 4520801 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 510120640120 its reverse (21046021015), we get a palindrome (531166661135).

The spelling of 510120640120 in words is "five hundred ten billion, one hundred twenty million, six hundred forty thousand, one hundred twenty".