2040946455 has 16 divisors (see below), whose sum is σ = 3353772384. Its totient is φ = 1059085440.

The previous prime is 2040946451. The next prime is 2040946459. The reversal of 2040946455 is 5546490402.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2040946451) and next prime (2040946459).

It is not a de Polignac number, because 2040946455 - 2² = 2040946451 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2040946451) 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, 1838136 + ... + 1839245.

It is an arithmetic number, because the mean of its divisors is an integer number (209610774).

Almost surely, 2^2040946455 is an apocalyptic number.

2040946455 is a deficient number, since it is larger than the sum of its proper divisors (1312825929).

2040946455 is a wasteful number, since it uses less digits than its factorization.

2040946455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3677426.

The product of its (nonzero) digits is 172800, while the sum is 39.

The square root of 2040946455 is about 45176.8353805355. The cubic root of 2040946455 is about 1268.4612473348.

The spelling of 2040946455 in words is "two billion, forty million, nine hundred forty-six thousand, four hundred fifty-five".