420597699859 has 2 divisors, whose sum is σ = 420597699860. Its totient is φ = 420597699858.

The previous prime is 420597699829. The next prime is 420597699947. The reversal of 420597699859 is 958996795024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 420597699859 - 2⁵ = 420597699827 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 420597699791 and 420597699800.

It is not a weakly prime, because it can be changed into another prime (420597699829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210298849929 + 210298849930.

It is an arithmetic number, because the mean of its divisors is an integer number (210298849930).

Almost surely, 2^420597699859 is an apocalyptic number.

420597699859 is a deficient number, since it is larger than the sum of its proper divisors (1).

420597699859 is an equidigital number, since it uses as much as digits as its factorization.

420597699859 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 440899200, while the sum is 73.

The spelling of 420597699859 in words is "four hundred twenty billion, five hundred ninety-seven million, six hundred ninety-nine thousand, eight hundred fifty-nine".