38988545563 has 4 divisors (see below), whose sum is σ = 42532958808. Its totient is φ = 35444132320.

The previous prime is 38988545513. The next prime is 38988545591. The reversal of 38988545563 is 36554588983.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36554588983 = 11 ⋅3323144453.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38988545563 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 38988545495 and 38988545504.

It is not an unprimeable number, because it can be changed into a prime (38988545513) 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, 1772206606 + ... + 1772206627.

It is an arithmetic number, because the mean of its divisors is an integer number (10633239702).

Almost surely, 2^38988545563 is an apocalyptic number.

38988545563 is a deficient number, since it is larger than the sum of its proper divisors (3544413245).

38988545563 is a wasteful number, since it uses less digits than its factorization.

38988545563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3544413244.

The product of its digits is 124416000, while the sum is 64.

The spelling of 38988545563 in words is "thirty-eight billion, nine hundred eighty-eight million, five hundred forty-five thousand, five hundred sixty-three".