89770825699 has 2 divisors, whose sum is σ = 89770825700. Its totient is φ = 89770825698.

The previous prime is 89770825607. The next prime is 89770825709. The reversal of 89770825699 is 99652807798.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89770825699 - 2¹⁵ = 89770792931 is a prime.

It is a super-2 number, since 2×89770825699² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (89770825099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44885412849 + 44885412850.

It is an arithmetic number, because the mean of its divisors is an integer number (44885412850).

Almost surely, 2^89770825699 is an apocalyptic number.

89770825699 is a deficient number, since it is larger than the sum of its proper divisors (1).

89770825699 is an equidigital number, since it uses as much as digits as its factorization.

89770825699 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 137168640, while the sum is 70.

The spelling of 89770825699 in words is "eighty-nine billion, seven hundred seventy million, eight hundred twenty-five thousand, six hundred ninety-nine".