455545742 has 8 divisors (see below), whose sum is σ = 683482536. Its totient is φ = 227718232.

The previous prime is 455545733. The next prime is 455545747. The reversal of 455545742 is 247545554.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 455545742.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455545747) 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, 15953 + ... + 34140.

It is an arithmetic number, because the mean of its divisors is an integer number (85435317).

Almost surely, 2^455545742 is an apocalyptic number.

455545742 is a deficient number, since it is larger than the sum of its proper divisors (227936794).

455545742 is a wasteful number, since it uses less digits than its factorization.

455545742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54642.

The product of its digits is 560000, while the sum is 41.

The square root of 455545742 is about 21343.5175638881. The cubic root of 455545742 is about 769.4445547262. Note that the first 3 decimals are identical.

The spelling of 455545742 in words is "four hundred fifty-five million, five hundred forty-five thousand, seven hundred forty-two".