42473943446 has 12 divisors (see below), whose sum is σ = 70029353436. Its totient is φ = 19306337820.

The previous prime is 42473943383. The next prime is 42473943487. The reversal of 42473943446 is 64434937424.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 42473943394 and 42473943403.

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 87755840 + ... + 87756323.

It is an arithmetic number, because the mean of its divisors is an integer number (5835779453).

Almost surely, 2^42473943446 is an apocalyptic number.

42473943446 is a deficient number, since it is larger than the sum of its proper divisors (27555409990).

42473943446 is a wasteful number, since it uses less digits than its factorization.

42473943446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175512187 (or 175512176 counting only the distinct ones).

The product of its digits is 6967296, while the sum is 50.

The spelling of 42473943446 in words is "forty-two billion, four hundred seventy-three million, nine hundred forty-three thousand, four hundred forty-six".