42400044422003 has 12 divisors (see below), whose sum is σ = 45159971729040. Its totient is φ = 39791346010416.

The previous prime is 42400044421997. The next prime is 42400044422039. The reversal of 42400044422003 is 30022444000424.

It is not a de Polignac number, because 42400044422003 - 2⁶ = 42400044421939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42400044422053) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 756116423 + ... + 756172496.

It is an arithmetic number, because the mean of its divisors is an integer number (3763330977420).

Almost surely, 2^{42400044422003} is an apocalyptic number.

42400044422003 is a deficient number, since it is larger than the sum of its proper divisors (2759927307037).

42400044422003 is a wasteful number, since it uses less digits than its factorization.

42400044422003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1512289018 (or 1512288995 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 29.

Adding to 42400044422003 its reverse (30022444000424), we get a palindrome (72422488422427).

The spelling of 42400044422003 in words is "forty-two trillion, four hundred billion, forty-four million, four hundred twenty-two thousand, three".