4040550455 has 4 divisors (see below), whose sum is σ = 4848660552. Its totient is φ = 3232440360.

The previous prime is 4040550433. The next prime is 4040550467. The reversal of 4040550455 is 5540550404.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4040550455 - 2¹⁰ = 4040549431 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 404055041 + ... + 404055050.

It is an arithmetic number, because the mean of its divisors is an integer number (1212165138).

Almost surely, 2^4040550455 is an apocalyptic number.

4040550455 is a deficient number, since it is larger than the sum of its proper divisors (808110097).

4040550455 is an equidigital number, since it uses as much as digits as its factorization.

4040550455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 808110096.

The product of its (nonzero) digits is 40000, while the sum is 32.

The square root of 4040550455 is about 63565.3243128673. The cubic root of 4040550455 is about 1592.7471797126.

The spelling of 4040550455 in words is "four billion, forty million, five hundred fifty thousand, four hundred fifty-five".