554695689 has 4 divisors (see below), whose sum is σ = 739594256. Its totient is φ = 369797124.

The previous prime is 554695651. The next prime is 554695711. The reversal of 554695689 is 986596455.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 554695689 - 2¹¹ = 554693641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (554695619) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92449279 + ... + 92449284.

It is an arithmetic number, because the mean of its divisors is an integer number (184898564).

Almost surely, 2^554695689 is an apocalyptic number.

It is an amenable number.

554695689 is a deficient number, since it is larger than the sum of its proper divisors (184898567).

554695689 is a wasteful number, since it uses less digits than its factorization.

554695689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184898566.

The product of its digits is 11664000, while the sum is 57.

The square root of 554695689 is about 23551.9784519263. The cubic root of 554695689 is about 821.6463497855.

The spelling of 554695689 in words is "five hundred fifty-four million, six hundred ninety-five thousand, six hundred eighty-nine".