39434523011 has 4 divisors (see below), whose sum is σ = 42467947872. Its totient is φ = 36401098152.

The previous prime is 39434523001. The next prime is 39434523019. The reversal of 39434523011 is 11032543493.

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 39434523011 - 2¹⁴ = 39434506627 is a prime.

It is a super-2 number, since 2×39434523011² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39434523019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1516712411 + ... + 1516712436.

It is an arithmetic number, because the mean of its divisors is an integer number (10616986968).

Almost surely, 2^39434523011 is an apocalyptic number.

39434523011 is a deficient number, since it is larger than the sum of its proper divisors (3033424861).

39434523011 is a wasteful number, since it uses less digits than its factorization.

39434523011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3033424860.

The product of its (nonzero) digits is 38880, while the sum is 35.

The spelling of 39434523011 in words is "thirty-nine billion, four hundred thirty-four million, five hundred twenty-three thousand, eleven".