42471650306345 has 16 divisors (see below), whose sum is σ = 54887161911120. Its totient is φ = 31363267931904.

The previous prime is 42471650306333. The next prime is 42471650306399. The reversal of 42471650306345 is 54360305617424.

It can be written as a sum of positive squares in 8 ways, for example, as 1525511533456 + 40946138772889 = 1235116^2 + 6398917^2 .

It is a cyclic number.

It is not a de Polignac number, because 42471650306345 - 2¹⁰ = 42471650305321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42471650306293 and 42471650306302.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 732851 + ... + 9245559.

It is an arithmetic number, because the mean of its divisors is an integer number (3430447619445).

Almost surely, 2^{42471650306345} is an apocalyptic number.

It is an amenable number.

42471650306345 is a deficient number, since it is larger than the sum of its proper divisors (12415511604775).

42471650306345 is a wasteful number, since it uses less digits than its factorization.

42471650306345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8589484.

The product of its (nonzero) digits is 7257600, while the sum is 50.

The spelling of 42471650306345 in words is "forty-two trillion, four hundred seventy-one billion, six hundred fifty million, three hundred six thousand, three hundred forty-five".