38884628550 has 24 divisors (see below), whose sum is σ = 96433879176. Its totient is φ = 10369234240.

The previous prime is 38884628539. The next prime is 38884628551. The reversal of 38884628550 is 5582648883.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38884628551) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 129615279 + ... + 129615578.

It is an arithmetic number, because the mean of its divisors is an integer number (4018078299).

Almost surely, 2^38884628550 is an apocalyptic number.

38884628550 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

38884628550 is an abundant number, since it is smaller than the sum of its proper divisors (57549250626).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38884628550 is a wasteful number, since it uses less digits than its factorization.

38884628550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259230872 (or 259230867 counting only the distinct ones).

The product of its (nonzero) digits is 14745600, while the sum is 57.

The spelling of 38884628550 in words is "thirty-eight billion, eight hundred eighty-four million, six hundred twenty-eight thousand, five hundred fifty".