555418672 has 40 divisors (see below), whose sum is σ = 1116714240. Its totient is φ = 267294720.

The previous prime is 555418657. The next prime is 555418673. The reversal of 555418672 is 276814555.

It is not an unprimeable number, because it can be changed into a prime (555418673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162097 + ... + 165487.

It is an arithmetic number, because the mean of its divisors is an integer number (27917856).

Almost surely, 2^555418672 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 555418672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (558357120).

555418672 is an abundant number, since it is smaller than the sum of its proper divisors (561295568).

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

555418672 is a wasteful number, since it uses less digits than its factorization.

555418672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3781 (or 3775 counting only the distinct ones).

The product of its digits is 336000, while the sum is 43.

The square root of 555418672 is about 23567.3221219552. The cubic root of 555418672 is about 822.0031691221.

The spelling of 555418672 in words is "five hundred fifty-five million, four hundred eighteen thousand, six hundred seventy-two".