553555465 has 4 divisors (see below), whose sum is σ = 664266564. Its totient is φ = 442844368.

The previous prime is 553555439. The next prime is 553555501. The reversal of 553555465 is 564555355.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 218921616 + 334633849 = 14796^2 + 18293^2 .

It is a cyclic number.

It is not a de Polignac number, because 553555465 - 2⁵ = 553555433 is a prime.

It is a Duffinian 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, 55355542 + ... + 55355551.

It is an arithmetic number, because the mean of its divisors is an integer number (166066641).

Almost surely, 2^553555465 is an apocalyptic number.

It is an amenable number.

553555465 is a deficient number, since it is larger than the sum of its proper divisors (110711099).

553555465 is a wasteful number, since it uses less digits than its factorization.

553555465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110711098.

The product of its digits is 1125000, while the sum is 43.

The square root of 553555465 is about 23527.7594555878. The cubic root of 553555465 is about 821.0829756853.

The spelling of 553555465 in words is "five hundred fifty-three million, five hundred fifty-five thousand, four hundred sixty-five".