455166551 has 16 divisors (see below), whose sum is σ = 555952896. Its totient is φ = 363751296.

The previous prime is 455166539. The next prime is 455166557. The reversal of 455166551 is 155661554.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 455166551 - 2⁶ = 455166487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455166557) 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, 5141 + ... + 30606.

It is an arithmetic number, because the mean of its divisors is an integer number (34747056).

Almost surely, 2^455166551 is an apocalyptic number.

455166551 is a deficient number, since it is larger than the sum of its proper divisors (100786345).

455166551 is a wasteful number, since it uses less digits than its factorization.

455166551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35878.

The product of its digits is 90000, while the sum is 38.

The square root of 455166551 is about 21334.6326661604. The cubic root of 455166551 is about 769.2310032171.

The spelling of 455166551 in words is "four hundred fifty-five million, one hundred sixty-six thousand, five hundred fifty-one".