427559950843 has 2 divisors, whose sum is σ = 427559950844. Its totient is φ = 427559950842.

The previous prime is 427559950789. The next prime is 427559950879. The reversal of 427559950843 is 348059955724.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 427559950843 - 2⁹ = 427559950331 is a prime.

It is not a weakly prime, because it can be changed into another prime (427559950343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213779975421 + 213779975422.

It is an arithmetic number, because the mean of its divisors is an integer number (213779975422).

Almost surely, 2^427559950843 is an apocalyptic number.

427559950843 is a deficient number, since it is larger than the sum of its proper divisors (1).

427559950843 is an equidigital number, since it uses as much as digits as its factorization.

427559950843 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432000, while the sum is 61.

The spelling of 427559950843 in words is "four hundred twenty-seven billion, five hundred fifty-nine million, nine hundred fifty thousand, eight hundred forty-three".