85552990333 has 2 divisors, whose sum is σ = 85552990334. Its totient is φ = 85552990332.

The previous prime is 85552990309. The next prime is 85552990337. The reversal of 85552990333 is 33309925558.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 85101725284 + 451265049 = 291722^2 + 21243^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85552990333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85552990337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42776495166 + 42776495167.

It is an arithmetic number, because the mean of its divisors is an integer number (42776495167).

Almost surely, 2^85552990333 is an apocalyptic number.

It is an amenable number.

85552990333 is a deficient number, since it is larger than the sum of its proper divisors (1).

85552990333 is an equidigital number, since it uses as much as digits as its factorization.

85552990333 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4374000, while the sum is 52.

The spelling of 85552990333 in words is "eighty-five billion, five hundred fifty-two million, nine hundred ninety thousand, three hundred thirty-three".