262143999979 has 2 divisors, whose sum is σ = 262143999980. Its totient is φ = 262143999978.

The previous prime is 262143999893. The next prime is 262144000007. The reversal of 262143999979 is 979999341262.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 262143999979 - 2⁷ = 262143999851 is a prime.

It is not a weakly prime, because it can be changed into another prime (262143991979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131071999989 + 131071999990.

It is an arithmetic number, because the mean of its divisors is an integer number (131071999990).

Almost surely, 2^262143999979 is an apocalyptic number.

262143999979 is a deficient number, since it is larger than the sum of its proper divisors (1).

262143999979 is an equidigital number, since it uses as much as digits as its factorization.

262143999979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 119042784, while the sum is 70.

The spelling of 262143999979 in words is "two hundred sixty-two billion, one hundred forty-three million, nine hundred ninety-nine thousand, nine hundred seventy-nine".