94672491689 has 2 divisors, whose sum is σ = 94672491690. Its totient is φ = 94672491688.

The previous prime is 94672491611. The next prime is 94672491713. The reversal of 94672491689 is 98619427649.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 91249305625 + 3423186064 = 302075^2 + 58508^2 .

It is a cyclic number.

It is not a de Polignac number, because 94672491689 - 2²⁴ = 94655714473 is a prime.

It is a super-3 number, since 3×94672491689³ (a number of 34 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (94672991689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47336245844 + 47336245845.

It is an arithmetic number, because the mean of its divisors is an integer number (47336245845).

Almost surely, 2^94672491689 is an apocalyptic number.

It is an amenable number.

94672491689 is a deficient number, since it is larger than the sum of its proper divisors (1).

94672491689 is an equidigital number, since it uses as much as digits as its factorization.

94672491689 is an evil number, because the sum of its binary digits is even.

The product of its digits is 47029248, while the sum is 65.

The spelling of 94672491689 in words is "ninety-four billion, six hundred seventy-two million, four hundred ninety-one thousand, six hundred eighty-nine".