2006763445 has 16 divisors (see below), whose sum is σ = 2434425840. Its totient is φ = 1587904000.

The previous prime is 2006763443. The next prime is 2006763457. The reversal of 2006763445 is 5443676002.

It can be written as a sum of positive squares in 8 ways, for example, as 511935876 + 1494827569 = 22626^2 + 38663^2 .

It is not a de Polignac number, because 2006763445 - 2¹ = 2006763443 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2006763443) 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, 867951 + ... + 870259.

It is an arithmetic number, because the mean of its divisors is an integer number (152151615).

Almost surely, 2^2006763445 is an apocalyptic number.

It is an amenable number.

2006763445 is a deficient number, since it is larger than the sum of its proper divisors (427662395).

2006763445 is a wasteful number, since it uses less digits than its factorization.

2006763445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4136.

The product of its (nonzero) digits is 120960, while the sum is 37.

The square root of 2006763445 is about 44796.9133423275. The cubic root of 2006763445 is about 1261.3396864038.

The spelling of 2006763445 in words is "two billion, six million, seven hundred sixty-three thousand, four hundred forty-five".