215153330089 has 2 divisors, whose sum is σ = 215153330090. Its totient is φ = 215153330088.

The previous prime is 215153330059. The next prime is 215153330201. The reversal of 215153330089 is 980033351512.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 208561189225 + 6592140864 = 456685^2 + 81192^2 .

It is a cyclic number.

It is not a de Polignac number, because 215153330089 - 2⁵ = 215153330057 is a prime.

It is not a weakly prime, because it can be changed into another prime (215153330059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107576665044 + 107576665045.

It is an arithmetic number, because the mean of its divisors is an integer number (107576665045).

Almost surely, 2^215153330089 is an apocalyptic number.

It is an amenable number.

215153330089 is a deficient number, since it is larger than the sum of its proper divisors (1).

215153330089 is an equidigital number, since it uses as much as digits as its factorization.

215153330089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 97200, while the sum is 40.

The spelling of 215153330089 in words is "two hundred fifteen billion, one hundred fifty-three million, three hundred thirty thousand, eighty-nine".