42400004303 has 4 divisors (see below), whose sum is σ = 42405114288. Its totient is φ = 42394894320.

The previous prime is 42400004261. The next prime is 42400004341. The reversal of 42400004303 is 30340000424.

It is a happy number.

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 42400004303 - 2²⁶ = 42332895439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42400004903) 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, 2542526 + ... + 2559147.

It is an arithmetic number, because the mean of its divisors is an integer number (10601278572).

Almost surely, 2^42400004303 is an apocalyptic number.

42400004303 is a deficient number, since it is larger than the sum of its proper divisors (5109985).

42400004303 is an equidigital number, since it uses as much as digits as its factorization.

42400004303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5109984.

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 42400004303 its reverse (30340000424), we get a palindrome (72740004727).

The spelling of 42400004303 in words is "forty-two billion, four hundred million, four thousand, three hundred three".