4129066505 has 16 divisors (see below), whose sum is σ = 5252200704. Its totient is φ = 3105473280.

The previous prime is 4129066481. The next prime is 4129066507. The reversal of 4129066505 is 5056609214.

It is not a de Polignac number, because 4129066505 - 2¹⁶ = 4129000969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4129066507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50774 + ... + 104096.

It is an arithmetic number, because the mean of its divisors is an integer number (328262544).

Almost surely, 2^4129066505 is an apocalyptic number.

It is an amenable number.

4129066505 is a deficient number, since it is larger than the sum of its proper divisors (1123134199).

4129066505 is a wasteful number, since it uses less digits than its factorization.

4129066505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54256.

The product of its (nonzero) digits is 64800, while the sum is 38.

The square root of 4129066505 is about 64257.8127934650. The cubic root of 4129066505 is about 1604.2940001726.

The spelling of 4129066505 in words is "four billion, one hundred twenty-nine million, sixty-six thousand, five hundred five".