32144487377 has 2 divisors, whose sum is σ = 32144487378. Its totient is φ = 32144487376.

The previous prime is 32144487343. The next prime is 32144487379. The reversal of 32144487377 is 77378444123.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19876488256 + 12267999121 = 140984^2 + 110761^2 .

It is a cyclic number.

It is not a de Polignac number, because 32144487377 - 2²⁴ = 32127710161 is a prime.

It is a super-2 number, since 2×32144487377² (a number of 22 digits) contains 22 as substring.

Together with 32144487379, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (32144487379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16072243688 + 16072243689.

It is an arithmetic number, because the mean of its divisors is an integer number (16072243689).

Almost surely, 2^32144487377 is an apocalyptic number.

It is an amenable number.

32144487377 is a deficient number, since it is larger than the sum of its proper divisors (1).

32144487377 is an equidigital number, since it uses as much as digits as its factorization.

32144487377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3161088, while the sum is 50.

The spelling of 32144487377 in words is "thirty-two billion, one hundred forty-four million, four hundred eighty-seven thousand, three hundred seventy-seven".