323143500744487 has 2 divisors, whose sum is σ = 323143500744488. Its totient is φ = 323143500744486.

The previous prime is 323143500744481. The next prime is 323143500744517. The reversal of 323143500744487 is 784447005341323.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 323143500744487 - 2¹⁵ = 323143500711719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323143500744481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161571750372243 + 161571750372244.

It is an arithmetic number, because the mean of its divisors is an integer number (161571750372244).

Almost surely, 2^{323143500744487} is an apocalyptic number.

323143500744487 is a deficient number, since it is larger than the sum of its proper divisors (1).

323143500744487 is an equidigital number, since it uses as much as digits as its factorization.

323143500744487 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27095040, while the sum is 55.

The spelling of 323143500744487 in words is "three hundred twenty-three trillion, one hundred forty-three billion, five hundred million, seven hundred forty-four thousand, four hundred eighty-seven".