538923885550 has 24 divisors (see below), whose sum is σ = 1023726057696. Its totient is φ = 210982967040.

The previous prime is 538923885541. The next prime is 538923885553. The reversal of 538923885550 is 55588329835.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (538923885553) 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, 114662307 + ... + 114667006.

It is an arithmetic number, because the mean of its divisors is an integer number (42655252404).

Almost surely, 2^538923885550 is an apocalyptic number.

538923885550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

538923885550 is a deficient number, since it is larger than the sum of its proper divisors (484802172146).

538923885550 is a wasteful number, since it uses less digits than its factorization.

538923885550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229329372 (or 229329367 counting only the distinct ones).

The product of its (nonzero) digits is 51840000, while the sum is 61.

The spelling of 538923885550 in words is "five hundred thirty-eight billion, nine hundred twenty-three million, eight hundred eighty-five thousand, five hundred fifty".