554766665 has 16 divisors (see below), whose sum is σ = 698388480. Its totient is φ = 422466240.

The previous prime is 554766659. The next prime is 554766673. The reversal of 554766665 is 566667455.

It is not a de Polignac number, because 554766665 - 2¹⁴ = 554750281 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16649 + ... + 37238.

It is an arithmetic number, because the mean of its divisors is an integer number (43649280).

Almost surely, 2^554766665 is an apocalyptic number.

It is an amenable number.

554766665 is a deficient number, since it is larger than the sum of its proper divisors (143621815).

554766665 is a wasteful number, since it uses less digits than its factorization.

554766665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53992.

The product of its digits is 4536000, while the sum is 50.

The square root of 554766665 is about 23553.4851985858. The cubic root of 554766665 is about 821.6813928342.

The spelling of 554766665 in words is "five hundred fifty-four million, seven hundred sixty-six thousand, six hundred sixty-five".