23206541329 has 2 divisors, whose sum is σ = 23206541330. Its totient is φ = 23206541328.

The previous prime is 23206541321. The next prime is 23206541383. The reversal of 23206541329 is 92314560232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18490560400 + 4715980929 = 135980^2 + 68673^2 .

It is a cyclic number.

It is not a de Polignac number, because 23206541329 - 2³ = 23206541321 is a prime.

It is not a weakly prime, because it can be changed into another prime (23206541321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11603270664 + 11603270665.

It is an arithmetic number, because the mean of its divisors is an integer number (11603270665).

Almost surely, 2^23206541329 is an apocalyptic number.

It is an amenable number.

23206541329 is a deficient number, since it is larger than the sum of its proper divisors (1).

23206541329 is an equidigital number, since it uses as much as digits as its factorization.

23206541329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 37.

The spelling of 23206541329 in words is "twenty-three billion, two hundred six million, five hundred forty-one thousand, three hundred twenty-nine".