39084742020911 has 4 divisors (see below), whose sum is σ = 40432491745800. Its totient is φ = 37736992296024.

The previous prime is 39084742020901. The next prime is 39084742020931. The reversal of 39084742020911 is 11902024748093.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 39084742020911 - 2¹⁰ = 39084742019887 is a prime.

It is a super-2 number, since 2×39084742020911² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 39084742020911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39084742020901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 673874862401 + ... + 673874862458.

It is an arithmetic number, because the mean of its divisors is an integer number (10108122936450).

Almost surely, 2^{39084742020911} is an apocalyptic number.

39084742020911 is a deficient number, since it is larger than the sum of its proper divisors (1347749724889).

39084742020911 is a wasteful number, since it uses less digits than its factorization.

39084742020911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1347749724888.

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

The spelling of 39084742020911 in words is "thirty-nine trillion, eighty-four billion, seven hundred forty-two million, twenty thousand, nine hundred eleven".