90412659859 has 2 divisors, whose sum is σ = 90412659860. Its totient is φ = 90412659858.

The previous prime is 90412659847. The next prime is 90412659889. The reversal of 90412659859 is 95895621409.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 90412659859 - 2¹⁵ = 90412627091 is a prime.

It is a super-3 number, since 3×90412659859³ (a number of 34 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (90412659829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45206329929 + 45206329930.

It is an arithmetic number, because the mean of its divisors is an integer number (45206329930).

Almost surely, 2^90412659859 is an apocalyptic number.

90412659859 is a deficient number, since it is larger than the sum of its proper divisors (1).

90412659859 is an equidigital number, since it uses as much as digits as its factorization.

90412659859 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6998400, while the sum is 58.

The spelling of 90412659859 in words is "ninety billion, four hundred twelve million, six hundred fifty-nine thousand, eight hundred fifty-nine".