38881099834499 has 16 divisors (see below), whose sum is σ = 42178182079488. Its totient is φ = 35627771884032.

The previous prime is 38881099834453. The next prime is 38881099834559. The reversal of 38881099834499 is 99443899018883.

It is a cyclic number.

It is not a de Polignac number, because 38881099834499 - 2²⁸ = 38880831399043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (38881099834429) 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, 198460439 + ... + 198656255.

It is an arithmetic number, because the mean of its divisors is an integer number (2636136379968).

Almost surely, 2^{38881099834499} is an apocalyptic number.

38881099834499 is a deficient number, since it is larger than the sum of its proper divisors (3297082244989).

38881099834499 is a wasteful number, since it uses less digits than its factorization.

38881099834499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307454.

The product of its (nonzero) digits is 3869835264, while the sum is 83.

The spelling of 38881099834499 in words is "thirty-eight trillion, eight hundred eighty-one billion, ninety-nine million, eight hundred thirty-four thousand, four hundred ninety-nine".