2366649729 has 12 divisors (see below), whose sum is σ = 3424042596. Its totient is φ = 1575205632.

The previous prime is 2366649673. The next prime is 2366649731. The reversal of 2366649729 is 9279466632.

It can be written as a sum of positive squares in 2 ways, for example, as 1265936400 + 1100713329 = 35580^2 + 33177^2 .

It is not a de Polignac number, because 2366649729 - 2²⁴ = 2349872513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2366649749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 207544 + ... + 218649.

It is an arithmetic number, because the mean of its divisors is an integer number (285336883).

Almost surely, 2^2366649729 is an apocalyptic number.

It is an amenable number.

2366649729 is a deficient number, since it is larger than the sum of its proper divisors (1057392867).

2366649729 is a wasteful number, since it uses less digits than its factorization.

2366649729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426816 (or 426813 counting only the distinct ones).

The product of its digits is 5878656, while the sum is 54.

The square root of 2366649729 is about 48648.2243149737. The cubic root of 2366649729 is about 1332.6353477522.

The spelling of 2366649729 in words is "two billion, three hundred sixty-six million, six hundred forty-nine thousand, seven hundred twenty-nine".