555486464 has 72 divisors (see below), whose sum is σ = 1209083232. Its totient is φ = 253163520.

The previous prime is 555486457. The next prime is 555486473. The reversal of 555486464 is 464684555.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 275219 + ... + 277229.

Almost surely, 2^555486464 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 555486464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (604541616).

555486464 is an abundant number, since it is smaller than the sum of its proper divisors (653596768).

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

555486464 is a wasteful number, since it uses less digits than its factorization.

555486464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2123 (or 2109 counting only the distinct ones).

The product of its digits is 2304000, while the sum is 47.

The square root of 555486464 is about 23568.7603407562. The cubic root of 555486464 is about 822.0366111449.

The spelling of 555486464 in words is "five hundred fifty-five million, four hundred eighty-six thousand, four hundred sixty-four".