42655553029 has 2 divisors, whose sum is σ = 42655553030. Its totient is φ = 42655553028.

The previous prime is 42655552999. The next prime is 42655553047. The reversal of 42655553029 is 92035555624.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35212522500 + 7443030529 = 187650^2 + 86273^2 .

It is a cyclic number.

It is not a de Polignac number, because 42655553029 - 2³⁵ = 8295814661 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42655553029.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42655553329) 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, 21327776514 + 21327776515.

It is an arithmetic number, because the mean of its divisors is an integer number (21327776515).

Almost surely, 2^42655553029 is an apocalyptic number.

It is an amenable number.

42655553029 is a deficient number, since it is larger than the sum of its proper divisors (1).

42655553029 is an equidigital number, since it uses as much as digits as its factorization.

42655553029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620000, while the sum is 46.

The spelling of 42655553029 in words is "forty-two billion, six hundred fifty-five million, five hundred fifty-three thousand, twenty-nine".