32238863561 has 4 divisors (see below), whose sum is σ = 32293785552. Its totient is φ = 32183941572.

The previous prime is 32238863507. The next prime is 32238863581. The reversal of 32238863561 is 16536883223.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 32238863561 - 2⁶ = 32238863497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32238863581) 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, 27460115 + ... + 27461288.

It is an arithmetic number, because the mean of its divisors is an integer number (8073446388).

Almost surely, 2^32238863561 is an apocalyptic number.

It is an amenable number.

32238863561 is a deficient number, since it is larger than the sum of its proper divisors (54921991).

32238863561 is an equidigital number, since it uses as much as digits as its factorization.

32238863561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54921990.

The product of its digits is 1244160, while the sum is 47.

The spelling of 32238863561 in words is "thirty-two billion, two hundred thirty-eight million, eight hundred sixty-three thousand, five hundred sixty-one".