427750429599859 has 2 divisors, whose sum is σ = 427750429599860. Its totient is φ = 427750429599858.

The previous prime is 427750429599781. The next prime is 427750429599863. The reversal of 427750429599859 is 958995924057724.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 427750429599859 - 2³⁵ = 427716069861491 is a prime.

It is not a weakly prime, because it can be changed into another prime (427750429539859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213875214799929 + 213875214799930.

It is an arithmetic number, because the mean of its divisors is an integer number (213875214799930).

Almost surely, 2^{427750429599859} is an apocalyptic number.

427750429599859 is a deficient number, since it is larger than the sum of its proper divisors (1).

427750429599859 is an equidigital number, since it uses as much as digits as its factorization.

427750429599859 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20575296000, while the sum is 85.

The spelling of 427750429599859 in words is "four hundred twenty-seven trillion, seven hundred fifty billion, four hundred twenty-nine million, five hundred ninety-nine thousand, eight hundred fifty-nine".