2046561065 has 8 divisors (see below), whose sum is σ = 2600336520. Its totient is φ = 1540940032.

The previous prime is 2046561053. The next prime is 2046561067. The reversal of 2046561065 is 5601656402.

It can be written as a sum of positive squares in 4 ways, for example, as 288184576 + 1758376489 = 16976^2 + 41933^2 .

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 2046561065 - 2²⁴ = 2029783849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2046561067) 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 7 ways as a sum of consecutive naturals, for example, 12038510 + ... + 12038679.

It is an arithmetic number, because the mean of its divisors is an integer number (325042065).

Almost surely, 2^2046561065 is an apocalyptic number.

It is an amenable number.

2046561065 is a deficient number, since it is larger than the sum of its proper divisors (553775455).

2046561065 is a wasteful number, since it uses less digits than its factorization.

2046561065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24077211.

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 2046561065 is about 45238.9330665523. The cubic root of 2046561065 is about 1269.6233543223.

The spelling of 2046561065 in words is "two billion, forty-six million, five hundred sixty-one thousand, sixty-five".