42175510407645 has 32 divisors (see below), whose sum is σ = 67653844442112. Its totient is φ = 22435997455872.

The previous prime is 42175510407557. The next prime is 42175510407683. The reversal of 42175510407645 is 54670401557124.

It is a happy number.

42175510407645 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42175510407645 - 2⁸ = 42175510407389 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7832769 + ... + 12070761.

It is an arithmetic number, because the mean of its divisors is an integer number (2114182638816).

Almost surely, 2^{42175510407645} is an apocalyptic number.

It is an amenable number.

42175510407645 is a deficient number, since it is larger than the sum of its proper divisors (25478334034467).

42175510407645 is a wasteful number, since it uses less digits than its factorization.

42175510407645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4239701.

The product of its (nonzero) digits is 4704000, while the sum is 51.

The spelling of 42175510407645 in words is "forty-two trillion, one hundred seventy-five billion, five hundred ten million, four hundred seven thousand, six hundred forty-five".