672830505859 has 2 divisors, whose sum is σ = 672830505860. Its totient is φ = 672830505858.

The previous prime is 672830505847. The next prime is 672830505869. The reversal of 672830505859 is 958505038276.

672830505859 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 672830505859 - 2⁵ = 672830505827 is a prime.

It is a super-2 number, since 2×672830505859² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (672830505869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336415252929 + 336415252930.

It is an arithmetic number, because the mean of its divisors is an integer number (336415252930).

Almost surely, 2^672830505859 is an apocalyptic number.

672830505859 is a deficient number, since it is larger than the sum of its proper divisors (1).

672830505859 is an equidigital number, since it uses as much as digits as its factorization.

672830505859 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144000, while the sum is 58.

The spelling of 672830505859 in words is "six hundred seventy-two billion, eight hundred thirty million, five hundred five thousand, eight hundred fifty-nine".