38817849861055 has 16 divisors (see below), whose sum is σ = 47415142666080. Its totient is φ = 30502790078848.

The previous prime is 38817849861047. The next prime is 38817849861059. The reversal of 38817849861055 is 55016894871883.

It is a cyclic number.

It is not a de Polignac number, because 38817849861055 - 2³ = 38817849861047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38817849861059) 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, 270266320 + ... + 270409909.

It is an arithmetic number, because the mean of its divisors is an integer number (2963446416630).

Almost surely, 2^{38817849861055} is an apocalyptic number.

38817849861055 is a deficient number, since it is larger than the sum of its proper divisors (8597292805025).

38817849861055 is a wasteful number, since it uses less digits than its factorization.

38817849861055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540676490.

The product of its (nonzero) digits is 464486400, while the sum is 73.

The spelling of 38817849861055 in words is "thirty-eight trillion, eight hundred seventeen billion, eight hundred forty-nine million, eight hundred sixty-one thousand, fifty-five".