39734028811 has 4 divisors (see below), whose sum is σ = 40143658072. Its totient is φ = 39324399552.

The previous prime is 39734028809. The next prime is 39734028823. The reversal of 39734028811 is 11882043793.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11882043793 = 709 ⋅16758877.

It is a cyclic number.

It is not a de Polignac number, because 39734028811 - 2¹ = 39734028809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39734028871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 204814485 + ... + 204814678.

It is an arithmetic number, because the mean of its divisors is an integer number (10035914518).

Almost surely, 2^39734028811 is an apocalyptic number.

39734028811 is a deficient number, since it is larger than the sum of its proper divisors (409629261).

39734028811 is an equidigital number, since it uses as much as digits as its factorization.

39734028811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409629260.

The product of its (nonzero) digits is 290304, while the sum is 46.

The spelling of 39734028811 in words is "thirty-nine billion, seven hundred thirty-four million, twenty-eight thousand, eight hundred eleven".