42003004140 has 48 divisors (see below), whose sum is σ = 130676014560. Its totient is φ = 11200800960.

The previous prime is 42003004139. The next prime is 42003004157. The reversal of 42003004140 is 4140030024.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38891131 + ... + 38892210.

It is an arithmetic number, because the mean of its divisors is an integer number (2722416970).

Almost surely, 2^42003004140 is an apocalyptic number.

It is an amenable number.

42003004140 is an abundant number, since it is smaller than the sum of its proper divisors (88673010420).

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

42003004140 is a wasteful number, since it uses less digits than its factorization.

42003004140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77783359 (or 77783351 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 42003004140 its reverse (4140030024), we get a palindrome (46143034164).

The spelling of 42003004140 in words is "forty-two billion, three million, four thousand, one hundred forty".