510503421050540 has 24 divisors (see below), whose sum is σ = 1076133447275040. Its totient is φ = 203424937359488.

The previous prime is 510503421050531. The next prime is 510503421050549. The reversal of 510503421050540 is 45050124305015.

It is an interprime number because it is at equal distance from previous prime (510503421050531) and next prime (510503421050549).

It is a super-2 number, since 2×510503421050540² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 510503421050540.

It is not an unprimeable number, because it can be changed into a prime (510503421050549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48526935905 + ... + 48526946424.

It is an arithmetic number, because the mean of its divisors is an integer number (44838893636460).

Almost surely, 2^{510503421050540} is an apocalyptic number.

It is an amenable number.

510503421050540 is an abundant number, since it is smaller than the sum of its proper divisors (565630026224500).

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

510503421050540 is a wasteful number, since it uses less digits than its factorization.

510503421050540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97053882601 (or 97053882599 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 35.

Adding to 510503421050540 its reverse (45050124305015), we get a palindrome (555553545355555).

The spelling of 510503421050540 in words is "five hundred ten trillion, five hundred three billion, four hundred twenty-one million, fifty thousand, five hundred forty".