42304510302503 has 4 divisors (see below), whose sum is σ = 42365732459928. Its totient is φ = 42243288145080.

The previous prime is 42304510302479. The next prime is 42304510302511. The reversal of 42304510302503 is 30520301540324.

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

It is a cyclic number.

It is not a de Polignac number, because 42304510302503 - 2²² = 42304506108199 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42304510302503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42304510302563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30611077676 + ... + 30611079057.

It is an arithmetic number, because the mean of its divisors is an integer number (10591433114982).

Almost surely, 2^{42304510302503} is an apocalyptic number.

42304510302503 is a deficient number, since it is larger than the sum of its proper divisors (61222157425).

42304510302503 is an equidigital number, since it uses as much as digits as its factorization.

42304510302503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61222157424.

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 42304510302503 its reverse (30520301540324), we get a palindrome (72824811842827).

The spelling of 42304510302503 in words is "forty-two trillion, three hundred four billion, five hundred ten million, three hundred two thousand, five hundred three".