42473370377 has 2 divisors, whose sum is σ = 42473370378. Its totient is φ = 42473370376.

The previous prime is 42473370253. The next prime is 42473370419. The reversal of 42473370377 is 77307337424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28973486656 + 13499883721 = 170216^2 + 116189^2 .

It is a cyclic number.

It is not a de Polignac number, because 42473370377 - 2¹⁰ = 42473369353 is a prime.

It is a super-2 number, since 2×42473370377² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (42473370677) by changing a digit.

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 as a sum of consecutive naturals, namely, 21236685188 + 21236685189.

It is an arithmetic number, because the mean of its divisors is an integer number (21236685189).

Almost surely, 2^42473370377 is an apocalyptic number.

It is an amenable number.

42473370377 is a deficient number, since it is larger than the sum of its proper divisors (1).

42473370377 is an equidigital number, since it uses as much as digits as its factorization.

42473370377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2074464, while the sum is 47.

The spelling of 42473370377 in words is "forty-two billion, four hundred seventy-three million, three hundred seventy thousand, three hundred seventy-seven".