2040566155 has 8 divisors (see below), whose sum is σ = 2449697184. Its totient is φ = 1631774400.

The previous prime is 2040566149. The next prime is 2040566159. The reversal of 2040566155 is 5516650402.

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

It is not a de Polignac number, because 2040566155 - 2¹¹ = 2040564107 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2040566155.

It is not an unprimeable number, because it can be changed into a prime (2040566159) 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, 71391 + ... + 95800.

It is an arithmetic number, because the mean of its divisors is an integer number (306212148).

Almost surely, 2^2040566155 is an apocalyptic number.

2040566155 is a deficient number, since it is larger than the sum of its proper divisors (409131029).

2040566155 is a wasteful number, since it uses less digits than its factorization.

2040566155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169637.

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 2040566155 is about 45172.6261689533. The cubic root of 2040566155 is about 1268.3824561483.

The spelling of 2040566155 in words is "two billion, forty million, five hundred sixty-six thousand, one hundred fifty-five".