16429087049 has 2 divisors, whose sum is σ = 16429087050. Its totient is φ = 16429087048.

The previous prime is 16429086913. The next prime is 16429087123. The reversal of 16429087049 is 94078092461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11478979600 + 4950107449 = 107140^2 + 70357^2 .

It is a cyclic number.

It is not a de Polignac number, because 16429087049 - 2¹⁶ = 16429021513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16429086988 and 16429087006.

It is not a weakly prime, because it can be changed into another prime (16429081049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8214543524 + 8214543525.

It is an arithmetic number, because the mean of its divisors is an integer number (8214543525).

Almost surely, 2^16429087049 is an apocalyptic number.

It is an amenable number.

16429087049 is a deficient number, since it is larger than the sum of its proper divisors (1).

16429087049 is an equidigital number, since it uses as much as digits as its factorization.

16429087049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 870912, while the sum is 50.

The spelling of 16429087049 in words is "sixteen billion, four hundred twenty-nine million, eighty-seven thousand, forty-nine".