42034732845 has 32 divisors (see below), whose sum is σ = 76904183808. Its totient is φ = 19205709888.

The previous prime is 42034732819. The next prime is 42034732847. The reversal of 42034732845 is 54823743024.

It is not a de Polignac number, because 42034732845 - 2⁸ = 42034732589 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42034732797 and 42034732806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42034732847) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 95272 + ... + 305198.

It is an arithmetic number, because the mean of its divisors is an integer number (2403255744).

Almost surely, 2^42034732845 is an apocalyptic number.

It is an amenable number.

42034732845 is a deficient number, since it is larger than the sum of its proper divisors (34869450963).

42034732845 is a wasteful number, since it uses less digits than its factorization.

42034732845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211849.

The product of its (nonzero) digits is 645120, while the sum is 42.

The spelling of 42034732845 in words is "forty-two billion, thirty-four million, seven hundred thirty-two thousand, eight hundred forty-five".