2240405455 has 16 divisors (see below), whose sum is σ = 2728131840. Its totient is φ = 1766034688.

The previous prime is 2240405443. The next prime is 2240405473. The reversal of 2240405455 is 5545040422.

It is a cyclic number.

It is not a de Polignac number, because 2240405455 - 2⁷ = 2240405327 is a prime.

It is a congruent number.

It is an unprimeable number.

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, 121794 + ... + 138976.

It is an arithmetic number, because the mean of its divisors is an integer number (170508240).

Almost surely, 2^2240405455 is an apocalyptic number.

2240405455 is a deficient number, since it is larger than the sum of its proper divisors (487726385).

2240405455 is a wasteful number, since it uses less digits than its factorization.

2240405455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17570.

The product of its (nonzero) digits is 32000, while the sum is 31.

The square root of 2240405455 is about 47332.9214712128. The cubic root of 2240405455 is about 1308.5054639670.

Adding to 2240405455 its reverse (5545040422), we get a palindrome (7785445877).

The spelling of 2240405455 in words is "two billion, two hundred forty million, four hundred five thousand, four hundred fifty-five".