455556669 has 16 divisors (see below), whose sum is σ = 610965504. Its totient is φ = 301932800.

The previous prime is 455556659. The next prime is 455556683. The reversal of 455556669 is 966655554.

It is a cyclic number.

It is not a de Polignac number, because 455556669 - 2⁵ = 455556637 is a prime.

It is a super-2 number, since 2×455556669² = 415063757340751122, which contains 22 as substring.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455556649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 598249 + ... + 599009.

It is an arithmetic number, because the mean of its divisors is an integer number (38185344).

Almost surely, 2^455556669 is an apocalyptic number.

It is an amenable number.

455556669 is a deficient number, since it is larger than the sum of its proper divisors (155408835).

455556669 is a wasteful number, since it uses less digits than its factorization.

455556669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1668.

The product of its digits is 4860000, while the sum is 51.

The square root of 455556669 is about 21343.7735417147. The cubic root of 455556669 is about 769.4507068002.

The spelling of 455556669 in words is "four hundred fifty-five million, five hundred fifty-six thousand, six hundred sixty-nine".