21532433255229 has 16 divisors (see below), whose sum is σ = 30951647092800. Its totient is φ = 13236464702976.

The previous prime is 21532433255197. The next prime is 21532433255329. The reversal of 21532433255229 is 92255233423512.

It is not a de Polignac number, because 21532433255229 - 2⁵ = 21532433255197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21532433255329) 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, 297118599 + ... + 297191060.

It is an arithmetic number, because the mean of its divisors is an integer number (1934477943300).

Almost surely, 2^{21532433255229} is an apocalyptic number.

It is an amenable number.

21532433255229 is a deficient number, since it is larger than the sum of its proper divisors (9419213837571).

21532433255229 is a wasteful number, since it uses less digits than its factorization.

21532433255229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594310604.

The product of its digits is 3888000, while the sum is 48.

The spelling of 21532433255229 in words is "twenty-one trillion, five hundred thirty-two billion, four hundred thirty-three million, two hundred fifty-five thousand, two hundred twenty-nine".