89906082073 has 2 divisors, whose sum is σ = 89906082074. Its totient is φ = 89906082072.

The previous prime is 89906082053. The next prime is 89906082103. The reversal of 89906082073 is 37028060998.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48890516544 + 41015565529 = 221112^2 + 202523^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89906082073 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 89906082073.

It is not a weakly prime, because it can be changed into another prime (89906082023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44953041036 + 44953041037.

It is an arithmetic number, because the mean of its divisors is an integer number (44953041037).

Almost surely, 2^89906082073 is an apocalyptic number.

It is an amenable number.

89906082073 is a deficient number, since it is larger than the sum of its proper divisors (1).

89906082073 is an equidigital number, since it uses as much as digits as its factorization.

89906082073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1306368, while the sum is 52.

The spelling of 89906082073 in words is "eighty-nine billion, nine hundred six million, eighty-two thousand, seventy-three".