20326532727 has 4 divisors (see below), whose sum is σ = 27102043640. Its totient is φ = 13551021816.

The previous prime is 20326532717. The next prime is 20326532761. The reversal of 20326532727 is 72723562302.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 20326532727 - 2⁴ = 20326532711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20326532717) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3387755452 + ... + 3387755457.

It is an arithmetic number, because the mean of its divisors is an integer number (6775510910).

Almost surely, 2^20326532727 is an apocalyptic number.

20326532727 is a deficient number, since it is larger than the sum of its proper divisors (6775510913).

20326532727 is an equidigital number, since it uses as much as digits as its factorization.

20326532727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6775510912.

The product of its (nonzero) digits is 211680, while the sum is 39.

The spelling of 20326532727 in words is "twenty billion, three hundred twenty-six million, five hundred thirty-two thousand, seven hundred twenty-seven".