74943100229 has 2 divisors, whose sum is σ = 74943100230. Its totient is φ = 74943100228.

The previous prime is 74943100171. The next prime is 74943100259. The reversal of 74943100229 is 92200134947.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 74011202500 + 931897729 = 272050^2 + 30527^2 .

It is a cyclic number.

It is not a de Polignac number, because 74943100229 - 2³⁶ = 6223623493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74943100259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37471550114 + 37471550115.

It is an arithmetic number, because the mean of its divisors is an integer number (37471550115).

Almost surely, 2^74943100229 is an apocalyptic number.

It is an amenable number.

74943100229 is a deficient number, since it is larger than the sum of its proper divisors (1).

74943100229 is an equidigital number, since it uses as much as digits as its factorization.

74943100229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 41.

The spelling of 74943100229 in words is "seventy-four billion, nine hundred forty-three million, one hundred thousand, two hundred twenty-nine".