33230320957 has 2 divisors, whose sum is σ = 33230320958. Its totient is φ = 33230320956.

The previous prime is 33230320951. The next prime is 33230320993. The reversal of 33230320957 is 75902303233.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29828398681 + 3401922276 = 172709^2 + 58326^2 .

It is a cyclic number.

It is not a de Polignac number, because 33230320957 - 2²³ = 33221932349 is a prime.

It is a super-3 number, since 3×33230320957³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33230320951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16615160478 + 16615160479.

It is an arithmetic number, because the mean of its divisors is an integer number (16615160479).

Almost surely, 2^33230320957 is an apocalyptic number.

It is an amenable number.

33230320957 is a deficient number, since it is larger than the sum of its proper divisors (1).

33230320957 is an equidigital number, since it uses as much as digits as its factorization.

33230320957 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 102060, while the sum is 37.

The spelling of 33230320957 in words is "thirty-three billion, two hundred thirty million, three hundred twenty thousand, nine hundred fifty-seven".