20416001452129 has 2 divisors, whose sum is σ = 20416001452130. Its totient is φ = 20416001452128.

The previous prime is 20416001452109. The next prime is 20416001452193. The reversal of 20416001452129 is 92125410061402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18909687069729 + 1506314382400 = 4348527^2 + 1227320^2 .

It is a cyclic number.

It is not a de Polignac number, because 20416001452129 - 2⁵ = 20416001452097 is a prime.

It is not a weakly prime, because it can be changed into another prime (20416001452109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10208000726064 + 10208000726065.

It is an arithmetic number, because the mean of its divisors is an integer number (10208000726065).

Almost surely, 2^{20416001452129} is an apocalyptic number.

It is an amenable number.

20416001452129 is a deficient number, since it is larger than the sum of its proper divisors (1).

20416001452129 is an equidigital number, since it uses as much as digits as its factorization.

20416001452129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34560, while the sum is 37.

The spelling of 20416001452129 in words is "twenty trillion, four hundred sixteen billion, one million, four hundred fifty-two thousand, one hundred twenty-nine".