455761645 has 16 divisors (see below), whose sum is σ = 576987840. Its totient is φ = 344646144.

The previous prime is 455761643. The next prime is 455761661. The reversal of 455761645 is 546167554.

It is a cyclic number.

It is not a de Polignac number, because 455761645 - 2¹ = 455761643 is a prime.

It is a super-3 number, since 3×455761645³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455761643) 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, 39229 + ... + 49501.

It is an arithmetic number, because the mean of its divisors is an integer number (36061740).

Almost surely, 2^455761645 is an apocalyptic number.

It is an amenable number.

455761645 is a deficient number, since it is larger than the sum of its proper divisors (121226195).

455761645 is a wasteful number, since it uses less digits than its factorization.

455761645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10764.

The product of its digits is 504000, while the sum is 43.

The square root of 455761645 is about 21348.5747767855. The cubic root of 455761645 is about 769.5660933077.

The spelling of 455761645 in words is "four hundred fifty-five million, seven hundred sixty-one thousand, six hundred forty-five".