42329954057 has 2 divisors, whose sum is σ = 42329954058. Its totient is φ = 42329954056.

The previous prime is 42329954027. The next prime is 42329954089. The reversal of 42329954057 is 75045992324.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23633220361 + 18696733696 = 153731^2 + 136736^2 .

It is a cyclic number.

It is not a de Polignac number, because 42329954057 - 2¹⁴ = 42329937673 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42329953996 and 42329954014.

It is not a weakly prime, because it can be changed into another prime (42329954027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21164977028 + 21164977029.

It is an arithmetic number, because the mean of its divisors is an integer number (21164977029).

Almost surely, 2^42329954057 is an apocalyptic number.

It is an amenable number.

42329954057 is a deficient number, since it is larger than the sum of its proper divisors (1).

42329954057 is an equidigital number, since it uses as much as digits as its factorization.

42329954057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2721600, while the sum is 50.

The spelling of 42329954057 in words is "forty-two billion, three hundred twenty-nine million, nine hundred fifty-four thousand, fifty-seven".