555738872 has 32 divisors (see below), whose sum is σ = 1124331600. Its totient is φ = 255999744.

The previous prime is 555738871. The next prime is 555738881. The reversal of 555738872 is 278837555.

It is a self number, because there is not a number n which added to its sum of digits gives 555738872.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555738871) 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 7 ways as a sum of consecutive naturals, for example, 52004 + ... + 61772.

Almost surely, 2^555738872 is an apocalyptic number.

555738872 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

555738872 is an abundant number, since it is smaller than the sum of its proper divisors (568592728).

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

555738872 is a wasteful number, since it uses less digits than its factorization.

555738872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10335 (or 10331 counting only the distinct ones).

The product of its digits is 2352000, while the sum is 50.

The square root of 555738872 is about 23574.1144478430. The cubic root of 555738872 is about 822.1611009458.

The spelling of 555738872 in words is "five hundred fifty-five million, seven hundred thirty-eight thousand, eight hundred seventy-two".