44654643629 has 2 divisors, whose sum is σ = 44654643630. Its totient is φ = 44654643628.

The previous prime is 44654643617. The next prime is 44654643701. The reversal of 44654643629 is 92634645644.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23803861225 + 20850782404 = 154285^2 + 144398^2 .

It is a cyclic number.

It is not a de Polignac number, because 44654643629 - 2²⁰ = 44653595053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44654643029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22327321814 + 22327321815.

It is an arithmetic number, because the mean of its divisors is an integer number (22327321815).

Almost surely, 2^44654643629 is an apocalyptic number.

It is an amenable number.

44654643629 is a deficient number, since it is larger than the sum of its proper divisors (1).

44654643629 is an equidigital number, since it uses as much as digits as its factorization.

44654643629 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14929920, while the sum is 53.

The spelling of 44654643629 in words is "forty-four billion, six hundred fifty-four million, six hundred forty-three thousand, six hundred twenty-nine".