42043340002 has 16 divisors (see below), whose sum is σ = 64217445624. Its totient is φ = 20638800000.

The previous prime is 42043339957. The next prime is 42043340023. The reversal of 42043340002 is 20004334024.

It can be written as a sum of positive squares in 4 ways, for example, as 23021689441 + 19021650561 = 151729^2 + 137919^2 .

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, 252499 + ... + 384502.

Almost surely, 2^42043340002 is an apocalyptic number.

42043340002 is a deficient number, since it is larger than the sum of its proper divisors (22174105622).

42043340002 is a wasteful number, since it uses less digits than its factorization.

42043340002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 637605.

The product of its (nonzero) digits is 2304, while the sum is 22.

Adding to 42043340002 its reverse (20004334024), we get a palindrome (62047674026).

The spelling of 42043340002 in words is "forty-two billion, forty-three million, three hundred forty thousand, two".