42041001345 has 32 divisors (see below), whose sum is σ = 77667518208. Its totient is φ = 19020607488.

The previous prime is 42041001253. The next prime is 42041001367. The reversal of 42041001345 is 54310014024.

It is not a de Polignac number, because 42041001345 - 2⁷ = 42041001217 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2053684 + ... + 2074053.

It is an arithmetic number, because the mean of its divisors is an integer number (2427109944).

Almost surely, 2^42041001345 is an apocalyptic number.

It is an amenable number.

42041001345 is a deficient number, since it is larger than the sum of its proper divisors (35626516863).

42041001345 is a wasteful number, since it uses less digits than its factorization.

42041001345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4127849.

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 42041001345 its reverse (54310014024), we get a palindrome (96351015369).

The spelling of 42041001345 in words is "forty-two billion, forty-one million, one thousand, three hundred forty-five".