2040006553 has 16 divisors (see below), whose sum is σ = 2301677056. Its totient is φ = 1795115520.

The previous prime is 2040006533. The next prime is 2040006593. The reversal of 2040006553 is 3556000402.

It is a cyclic number.

It is not a de Polignac number, because 2040006553 - 2¹³ = 2039998361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2040006523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10776 + ... + 64777.

It is an arithmetic number, because the mean of its divisors is an integer number (143854816).

Almost surely, 2^2040006553 is an apocalyptic number.

It is an amenable number.

2040006553 is a deficient number, since it is larger than the sum of its proper divisors (261670503).

2040006553 is a wasteful number, since it uses less digits than its factorization.

2040006553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75664.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 2040006553 is about 45166.4317054159. The cubic root of 2040006553 is about 1268.2664990725.

Adding to 2040006553 its reverse (3556000402), we get a palindrome (5596006955).

The spelling of 2040006553 in words is "two billion, forty million, six thousand, five hundred fifty-three".