2040613601 has 8 divisors (see below), whose sum is σ = 2198460264. Its totient is φ = 1882892160.

The previous prime is 2040613591. The next prime is 2040613609. The reversal of 2040613601 is 1063160402.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 208773601 + 1831840000 = 14449^2 + 42800^2 .

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 2040613601 - 2¹⁸ = 2040351457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2040613609) 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, 4031 + ... + 64011.

It is an arithmetic number, because the mean of its divisors is an integer number (274807533).

Almost surely, 2^2040613601 is an apocalyptic number.

It is an amenable number.

2040613601 is a deficient number, since it is larger than the sum of its proper divisors (157846663).

2040613601 is a wasteful number, since it uses less digits than its factorization.

2040613601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62611.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 2040613601 is about 45173.1513290804. The cubic root of 2040613601 is about 1268.3922866240.

The spelling of 2040613601 in words is "two billion, forty million, six hundred thirteen thousand, six hundred one".