33150420469 has 2 divisors, whose sum is σ = 33150420470. Its totient is φ = 33150420468.

The previous prime is 33150420403. The next prime is 33150420497. The reversal of 33150420469 is 96402405133.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31493116369 + 1657304100 = 177463^2 + 40710^2 .

It is a cyclic number.

It is not a de Polignac number, because 33150420469 - 2¹³ = 33150412277 is a prime.

It is a super-2 number, since 2×33150420469² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33150427469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16575210234 + 16575210235.

It is an arithmetic number, because the mean of its divisors is an integer number (16575210235).

Almost surely, 2^33150420469 is an apocalyptic number.

It is an amenable number.

33150420469 is a deficient number, since it is larger than the sum of its proper divisors (1).

33150420469 is an equidigital number, since it uses as much as digits as its factorization.

33150420469 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 37.

The spelling of 33150420469 in words is "thirty-three billion, one hundred fifty million, four hundred twenty thousand, four hundred sixty-nine".