42510424510321 has 4 divisors (see below), whose sum is σ = 42511959376612. Its totient is φ = 42508889644032.

The previous prime is 42510424510303. The next prime is 42510424510339. The reversal of 42510424510321 is 12301542401524.

42510424510321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (42510424510303) and next prime (42510424510339).

It can be written as a sum of positive squares in 2 ways, for example, as 8470201150321 + 34040223360000 = 2910361^2 + 5834400^2 .

It is a cyclic number.

It is not a de Polignac number, because 42510424510321 - 2¹⁷ = 42510424379249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42510424510621) 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 3 ways as a sum of consecutive naturals, for example, 767391600 + ... + 767446993.

It is an arithmetic number, because the mean of its divisors is an integer number (10627989844153).

Almost surely, 2^{42510424510321} is an apocalyptic number.

It is an amenable number.

42510424510321 is a deficient number, since it is larger than the sum of its proper divisors (1534866291).

42510424510321 is a wasteful number, since it uses less digits than its factorization.

42510424510321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1534866290.

The product of its (nonzero) digits is 38400, while the sum is 34.

Adding to 42510424510321 its reverse (12301542401524), we get a palindrome (54811966911845).

The spelling of 42510424510321 in words is "forty-two trillion, five hundred ten billion, four hundred twenty-four million, five hundred ten thousand, three hundred twenty-one".