429120719761 has 2 divisors, whose sum is σ = 429120719762. Its totient is φ = 429120719760.

The previous prime is 429120719759. The next prime is 429120719791. The reversal of 429120719761 is 167917021924.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 419976579136 + 9144140625 = 648056^2 + 95625^2 .

It is a cyclic number.

It is not a de Polignac number, because 429120719761 - 2¹ = 429120719759 is a prime.

Together with 429120719759, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (429120719791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214560359880 + 214560359881.

It is an arithmetic number, because the mean of its divisors is an integer number (214560359881).

Almost surely, 2^429120719761 is an apocalyptic number.

It is an amenable number.

429120719761 is a deficient number, since it is larger than the sum of its proper divisors (1).

429120719761 is an equidigital number, since it uses as much as digits as its factorization.

429120719761 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 381024, while the sum is 49.

The spelling of 429120719761 in words is "four hundred twenty-nine billion, one hundred twenty million, seven hundred nineteen thousand, seven hundred sixty-one".