455042042 has 32 divisors (see below), whose sum is σ = 842171904. Its totient is φ = 179568000.

The previous prime is 455042041. The next prime is 455042059. The reversal of 455042042 is 240240554.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (455042041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75542 + ... + 81342.

It is an arithmetic number, because the mean of its divisors is an integer number (26317872).

Almost surely, 2^455042042 is an apocalyptic number.

455042042 is a deficient number, since it is larger than the sum of its proper divisors (387129862).

455042042 is a wasteful number, since it uses less digits than its factorization.

455042042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6254.

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 455042042 is about 21331.7144646182. The cubic root of 455042042 is about 769.1608567933.

Adding to 455042042 its reverse (240240554), we get a palindrome (695282596).

The spelling of 455042042 in words is "four hundred fifty-five million, forty-two thousand, forty-two".