2040145463 has 4 divisors (see below), whose sum is σ = 2147521560. Its totient is φ = 1932769368.

The previous prime is 2040145439. The next prime is 2040145489. The reversal of 2040145463 is 3645410402.

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

It is a cyclic number.

It is not a de Polignac number, because 2040145463 - 2²⁸ = 1771710007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2040145493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53688020 + ... + 53688057.

It is an arithmetic number, because the mean of its divisors is an integer number (536880390).

Almost surely, 2^2040145463 is an apocalyptic number.

2040145463 is a deficient number, since it is larger than the sum of its proper divisors (107376097).

2040145463 is a wasteful number, since it uses less digits than its factorization.

2040145463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107376096.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 2040145463 is about 45167.9694363163. The cubic root of 2040145463 is about 1268.2952850749.

Adding to 2040145463 its reverse (3645410402), we get a palindrome (5685555865).

The spelling of 2040145463 in words is "two billion, forty million, one hundred forty-five thousand, four hundred sixty-three".