38423528663 has 4 divisors (see below), whose sum is σ = 41379184728. Its totient is φ = 35467872600.

The previous prime is 38423528659. The next prime is 38423528711. The reversal of 38423528663 is 36682532483.

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 38423528663 - 2² = 38423528659 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38423528063) 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, 1477828013 + ... + 1477828038.

It is an arithmetic number, because the mean of its divisors is an integer number (10344796182).

Almost surely, 2^38423528663 is an apocalyptic number.

38423528663 is a deficient number, since it is larger than the sum of its proper divisors (2955656065).

38423528663 is a wasteful number, since it uses less digits than its factorization.

38423528663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2955656064.

The product of its digits is 4976640, while the sum is 50.

The spelling of 38423528663 in words is "thirty-eight billion, four hundred twenty-three million, five hundred twenty-eight thousand, six hundred sixty-three".