33499440077 has 2 divisors, whose sum is σ = 33499440078. Its totient is φ = 33499440076.

The previous prime is 33499440061. The next prime is 33499440119. The reversal of 33499440077 is 77004499433.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25794287236 + 7705152841 = 160606^2 + 87779^2 .

It is a cyclic number.

It is not a de Polignac number, because 33499440077 - 2⁴ = 33499440061 is a prime.

It is a super-2 number, since 2×33499440077² (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 (33499440977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16749720038 + 16749720039.

It is an arithmetic number, because the mean of its divisors is an integer number (16749720039).

Almost surely, 2^33499440077 is an apocalyptic number.

It is an amenable number.

33499440077 is a deficient number, since it is larger than the sum of its proper divisors (1).

33499440077 is an equidigital number, since it uses as much as digits as its factorization.

33499440077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2286144, while the sum is 50.

The spelling of 33499440077 in words is "thirty-three billion, four hundred ninety-nine million, four hundred forty thousand, seventy-seven".