74055297629 has 2 divisors, whose sum is σ = 74055297630. Its totient is φ = 74055297628.

The previous prime is 74055297623. The next prime is 74055297661. The reversal of 74055297629 is 92679255047.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60896913529 + 13158384100 = 246773^2 + 114710^2 .

It is a cyclic number.

It is not a de Polignac number, because 74055297629 - 2⁸ = 74055297373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74055297623) 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, 37027648814 + 37027648815.

It is an arithmetic number, because the mean of its divisors is an integer number (37027648815).

Almost surely, 2^74055297629 is an apocalyptic number.

It is an amenable number.

74055297629 is a deficient number, since it is larger than the sum of its proper divisors (1).

74055297629 is an equidigital number, since it uses as much as digits as its factorization.

74055297629 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9525600, while the sum is 56.

The spelling of 74055297629 in words is "seventy-four billion, fifty-five million, two hundred ninety-seven thousand, six hundred twenty-nine".