16029726091 has 2 divisors, whose sum is σ = 16029726092. Its totient is φ = 16029726090.

The previous prime is 16029726073. The next prime is 16029726131. The reversal of 16029726091 is 19062792061.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16029726091 - 2¹⁷ = 16029595019 is a prime.

It is a super-2 number, since 2×16029726091² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16029726001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8014863045 + 8014863046.

It is an arithmetic number, because the mean of its divisors is an integer number (8014863046).

Almost surely, 2^16029726091 is an apocalyptic number.

16029726091 is a deficient number, since it is larger than the sum of its proper divisors (1).

16029726091 is an equidigital number, since it uses as much as digits as its factorization.

16029726091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 43.

The spelling of 16029726091 in words is "sixteen billion, twenty-nine million, seven hundred twenty-six thousand, ninety-one".