2040544451 has 8 divisors (see below), whose sum is σ = 2226817008. Its totient is φ = 1854400000.

The previous prime is 2040544447. The next prime is 2040544453. The reversal of 2040544451 is 1544450402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2040544451 - 2² = 2040544447 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2040544453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2951 + ... + 63951.

It is an arithmetic number, because the mean of its divisors is an integer number (278352126).

Almost surely, 2^2040544451 is an apocalyptic number.

2040544451 is a deficient number, since it is larger than the sum of its proper divisors (186272557).

2040544451 is a wasteful number, since it uses less digits than its factorization.

2040544451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64053.

The product of its (nonzero) digits is 12800, while the sum is 29.

The square root of 2040544451 is about 45172.3859343294. The cubic root of 2040544451 is about 1268.3779591822.

Adding to 2040544451 its reverse (1544450402), we get a palindrome (3584994853).

The spelling of 2040544451 in words is "two billion, forty million, five hundred forty-four thousand, four hundred fifty-one".