555450016 has 72 divisors (see below), whose sum is σ = 1210597920. Its totient is φ = 250673280.

The previous prime is 555450011. The next prime is 555450037. The reversal of 555450016 is 610054555.

It is a self number, because there is not a number n which added to its sum of digits gives 555450016.

It is not an unprimeable number, because it can be changed into a prime (555450011) 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, 646195 + ... + 647053.

It is an arithmetic number, because the mean of its divisors is an integer number (16813860).

Almost surely, 2^555450016 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 555450016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (605298960).

555450016 is an abundant number, since it is smaller than the sum of its proper divisors (655147904).

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

555450016 is a wasteful number, since it uses less digits than its factorization.

555450016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1058 (or 1039 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 31.

The square root of 555450016 is about 23567.9871011506. The cubic root of 555450016 is about 822.0186315615.

The spelling of 555450016 in words is "five hundred fifty-five million, four hundred fifty thousand, sixteen".