4240042455 has 64 divisors (see below), whose sum is σ = 7528785408. Its totient is φ = 2020546560.

The previous prime is 4240042399. The next prime is 4240042459. The reversal of 4240042455 is 5542400424.

It is not a de Polignac number, because 4240042455 - 2⁷ = 4240042327 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4240042459) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2417859 + ... + 2419611.

It is an arithmetic number, because the mean of its divisors is an integer number (117637272).

Almost surely, 2^4240042455 is an apocalyptic number.

4240042455 is a deficient number, since it is larger than the sum of its proper divisors (3288742953).

4240042455 is a wasteful number, since it uses less digits than its factorization.

4240042455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2016.

The product of its (nonzero) digits is 25600, while the sum is 30.

The square root of 4240042455 is about 65115.6083823226. The cubic root of 4240042455 is about 1618.5398690085.

Adding to 4240042455 its reverse (5542400424), we get a palindrome (9782442879).

The spelling of 4240042455 in words is "four billion, two hundred forty million, forty-two thousand, four hundred fifty-five".