1003423420044 has 24 divisors (see below), whose sum is σ = 2601468126320. Its totient is φ = 334474473312.

The previous prime is 1003423420033. The next prime is 1003423420057. The reversal of 1003423420044 is 4400243243001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4645478689 + ... + 4645478904.

Almost surely, 2^{1003423420044} is an apocalyptic number.

It is an amenable number.

1003423420044 is an abundant number, since it is smaller than the sum of its proper divisors (1598044706276).

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

1003423420044 is a wasteful number, since it uses less digits than its factorization.

1003423420044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9290957606 (or 9290957598 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 1003423420044 its reverse (4400243243001), we get a palindrome (5403666663045).

The spelling of 1003423420044 in words is "one trillion, three billion, four hundred twenty-three million, four hundred twenty thousand, forty-four".