38634041011 has 4 divisors (see below), whose sum is σ = 38634450552. Its totient is φ = 38633631472.

The previous prime is 38634041009. The next prime is 38634041029. The reversal of 38634041011 is 11014043683.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 11014043683 = 4013 ⋅2744591.

It is a cyclic number.

It is not a de Polignac number, because 38634041011 - 2¹ = 38634041009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38634041041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16260 + ... + 278446.

It is an arithmetic number, because the mean of its divisors is an integer number (9658612638).

Almost surely, 2^38634041011 is an apocalyptic number.

38634041011 is a deficient number, since it is larger than the sum of its proper divisors (409541).

38634041011 is a wasteful number, since it uses less digits than its factorization.

38634041011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409540.

The product of its (nonzero) digits is 6912, while the sum is 31.

Adding to 38634041011 its reverse (11014043683), we get a palindrome (49648084694).

The spelling of 38634041011 in words is "thirty-eight billion, six hundred thirty-four million, forty-one thousand, eleven".