80741629429 has 2 divisors, whose sum is σ = 80741629430. Its totient is φ = 80741629428.

The previous prime is 80741629411. The next prime is 80741629469. The reversal of 80741629429 is 92492614708.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75788988804 + 4952640625 = 275298^2 + 70375^2 .

It is a cyclic number.

It is not a de Polignac number, because 80741629429 - 2⁹ = 80741628917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80741629469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40370814714 + 40370814715.

It is an arithmetic number, because the mean of its divisors is an integer number (40370814715).

Almost surely, 2^80741629429 is an apocalyptic number.

It is an amenable number.

80741629429 is a deficient number, since it is larger than the sum of its proper divisors (1).

80741629429 is an equidigital number, since it uses as much as digits as its factorization.

80741629429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1741824, while the sum is 52.

The spelling of 80741629429 in words is "eighty billion, seven hundred forty-one million, six hundred twenty-nine thousand, four hundred twenty-nine".