89261542273 has 2 divisors, whose sum is σ = 89261542274. Its totient is φ = 89261542272.

The previous prime is 89261542261. The next prime is 89261542369. The reversal of 89261542273 is 37224516298.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60603115329 + 28658426944 = 246177^2 + 169288^2 .

It is a cyclic number.

It is not a de Polignac number, because 89261542273 - 2⁵ = 89261542241 is a prime.

It is not a weakly prime, because it can be changed into another prime (89261542213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44630771136 + 44630771137.

It is an arithmetic number, because the mean of its divisors is an integer number (44630771137).

Almost surely, 2^89261542273 is an apocalyptic number.

It is an amenable number.

89261542273 is a deficient number, since it is larger than the sum of its proper divisors (1).

89261542273 is an equidigital number, since it uses as much as digits as its factorization.

89261542273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1451520, while the sum is 49.

The spelling of 89261542273 in words is "eighty-nine billion, two hundred sixty-one million, five hundred forty-two thousand, two hundred seventy-three".