554355664 has 20 divisors (see below), whose sum is σ = 1080277956. Its totient is φ = 275574272.

The previous prime is 554355653. The next prime is 554355689. The reversal of 554355664 is 466553455.

It can be written as a sum of positive squares in 2 ways, for example, as 338265664 + 216090000 = 18392^2 + 14700^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 554355664.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97369 + ... + 102904.

Almost surely, 2^554355664 is an apocalyptic number.

It is an amenable number.

554355664 is a deficient number, since it is larger than the sum of its proper divisors (525922292).

554355664 is a wasteful number, since it uses less digits than its factorization.

554355664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200454 (or 200448 counting only the distinct ones).

The product of its digits is 1080000, while the sum is 43.

The square root of 554355664 is about 23544.7587373496. The cubic root of 554355664 is about 821.4784274386.

The spelling of 554355664 in words is "five hundred fifty-four million, three hundred fifty-five thousand, six hundred sixty-four".